425632894 has 16 divisors (see below), whose sum is σ = 666869760. Its totient is φ = 203361400.

The previous prime is 425632861. The next prime is 425632897. The reversal of 425632894 is 498236524.

It is a self number, because there is not a number n which added to its sum of digits gives 425632894.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425632897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48927 + ... + 56965.

It is an arithmetic number, because the mean of its divisors is an integer number (41679360).

Almost surely, 2^425632894 is an apocalyptic number.

425632894 is a deficient number, since it is larger than the sum of its proper divisors (241236866).

425632894 is a wasteful number, since it uses less digits than its factorization.

425632894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9215.

The product of its digits is 414720, while the sum is 43.

The square root of 425632894 is about 20630.8723518905. The cubic root of 425632894 is about 752.2203205639.

The spelling of 425632894 in words is "four hundred twenty-five million, six hundred thirty-two thousand, eight hundred ninety-four".