474921 has 6 divisors (see below), whose sum is σ = 686010. Its totient is φ = 316608.

The previous prime is 474917. The next prime is 474923. The reversal of 474921 is 129474.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 360000 + 114921 = 600^2 + 339^2 .

It is not a de Polignac number, because 474921 - 2² = 474917 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26376 + ... + 26393.

It is an arithmetic number, because the mean of its divisors is an integer number (114335).

2⁴⁷⁴⁹²¹ is an apocalyptic number.

It is an amenable number.

474921 is a deficient number, since it is larger than the sum of its proper divisors (211089).

474921 is a wasteful number, since it uses less digits than its factorization.

474921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52775 (or 52772 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 474921 is about 689.1451225976. The cubic root of 474921 is about 78.0202117247.

The spelling of 474921 in words is "four hundred seventy-four thousand, nine hundred twenty-one".