426253023 has 40 divisors (see below), whose sum is σ = 744678528. Its totient is φ = 237895056.

The previous prime is 426253013. The next prime is 426253067. The reversal of 426253023 is 320352624.

426253023 is a `hidden beast` number, since 4 + 2 + 625 + 30 + 2 + 3 = 666.

It is not a de Polignac number, because 426253023 - 2¹³ = 426244831 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426253013) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15640 + ... + 33122.

Almost surely, 2^426253023 is an apocalyptic number.

426253023 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

426253023 is a deficient number, since it is larger than the sum of its proper divisors (318425505).

426253023 is a wasteful number, since it uses less digits than its factorization.

426253023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17545 (or 17536 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 426253023 is about 20645.8960328681. The cubic root of 426253023 is about 752.5854609473.

The spelling of 426253023 in words is "four hundred twenty-six million, two hundred fifty-three thousand, twenty-three".