425924839 has 4 divisors (see below), whose sum is σ = 425997040. Its totient is φ = 425852640.

The previous prime is 425924831. The next prime is 425924861. The reversal of 425924839 is 938429524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425924839 - 2³ = 425924831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425924831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26379 + ... + 39340.

It is an arithmetic number, because the mean of its divisors is an integer number (106499260).

Almost surely, 2^425924839 is an apocalyptic number.

425924839 is a deficient number, since it is larger than the sum of its proper divisors (72201).

425924839 is an equidigital number, since it uses as much as digits as its factorization.

425924839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72200.

The product of its digits is 622080, while the sum is 46.

The square root of 425924839 is about 20637.9465790567. The cubic root of 425924839 is about 752.3922658980.

The spelling of 425924839 in words is "four hundred twenty-five million, nine hundred twenty-four thousand, eight hundred thirty-nine".