425920923 has 24 divisors (see below), whose sum is σ = 665753088. Its totient is φ = 271598184.

The previous prime is 425920921. The next prime is 425920927. The reversal of 425920923 is 329029524.

425920923 is a `hidden beast` number, since 42 + 592 + 0 + 9 + 23 = 666.

It is not a de Polignac number, because 425920923 - 2¹ = 425920921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425920921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32515 + ... + 43692.

It is an arithmetic number, because the mean of its divisors is an integer number (27739712).

Almost surely, 2^425920923 is an apocalyptic number.

425920923 is a deficient number, since it is larger than the sum of its proper divisors (239832165).

425920923 is an equidigital number, since it uses as much as digits as its factorization.

425920923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76245 (or 76233 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 425920923 is about 20637.8517050588. The cubic root of 425920923 is about 752.3899600318.

The spelling of 425920923 in words is "four hundred twenty-five million, nine hundred twenty thousand, nine hundred twenty-three".