1426653 has 28 divisors (see below), whose sum is σ = 2273440. Its totient is φ = 892296.

The previous prime is 1426643. The next prime is 1426669. The reversal of 1426653 is 3566241.

1426653 is a `hidden beast` number, since 1 + 4 + 2 + 6 + 653 = 666.

It is not a de Polignac number, because 1426653 - 2⁹ = 1426141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426613) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 13800 + ... + 13902.

2^1426653 is an apocalyptic number.

It is an amenable number.

1426653 is a deficient number, since it is larger than the sum of its proper divisors (846787).

1426653 is an equidigital number, since it uses as much as digits as its factorization.

1426653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 125 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1426653 is about 1194.4258034721. The cubic root of 1426653 is about 112.5743508510.

The spelling of 1426653 in words is "one million, four hundred twenty-six thousand, six hundred fifty-three".