1478741 has 10 divisors (see below), whose sum is σ = 1642710. Its totient is φ = 1331000.

The previous prime is 1478723. The next prime is 1478759.

1478741 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (1478723) and next prime (1478759).

It can be written as a sum of positive squares in only one way, i.e., 1464100 + 14641 = 1210^2 + 121^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1478741 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

Its product of digits (6272) is a multiple of the sum of its prime divisors (112).

It is a nialpdrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 1478698 and 1478707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1408741) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14591 + ... + 14691.

It is an arithmetic number, because the mean of its divisors is an integer number (164271).

2^1478741 is an apocalyptic number.

1478741 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1478741 is a deficient number, since it is larger than the sum of its proper divisors (163969).

1478741 is an frugal number, since it uses more digits than its factorization.

1478741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 112 counting only the distinct ones).

The product of its digits is 6272, while the sum is 32.

The square root of 1478741 is about 1216.0349501556. The cubic root of 1478741 is about 113.9280606964.

It can be divided in two parts, 147 and 8741, that added together give a palindrome (8888).

The spelling of 1478741 in words is "one million, four hundred seventy-eight thousand, seven hundred forty-one".