425616400 has 60 divisors (see below), whose sum is σ = 1115513424. Its totient is φ = 154768000.

The previous prime is 425616313. The next prime is 425616407. The reversal of 425616400 is 4616524.

It is a super-2 number, since 2×425616400² = 362298639897920000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425616407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43966 + ... + 52765.

Almost surely, 2^425616400 is an apocalyptic number.

425616400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425616400 is an abundant number, since it is smaller than the sum of its proper divisors (689897024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425616400 is a wasteful number, since it uses less digits than its factorization.

425616400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96760 (or 96749 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 425616400 is about 20630.4726072865. The cubic root of 425616400 is about 752.2106038319.

The spelling of 425616400 in words is "four hundred twenty-five million, six hundred sixteen thousand, four hundred".