625046406 has 8 divisors (see below), whose sum is σ = 1250092824. Its totient is φ = 208348800.

The previous prime is 625046399. The next prime is 625046407. The reversal of 625046406 is 604640526.

It is a sphenic number, since it is the product of 3 distinct primes.

625046406 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625046407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52087195 + ... + 52087206.

It is an arithmetic number, because the mean of its divisors is an integer number (156261603).

Almost surely, 2^625046406 is an apocalyptic number.

625046406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

625046406 is a wasteful number, since it uses less digits than its factorization.

625046406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104174406.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 625046406 is about 25000.9281027725. The cubic root of 625046406 is about 855.0091336530.

The spelling of 625046406 in words is "six hundred twenty-five million, forty-six thousand, four hundred six".