625550234 has 16 divisors (see below), whose sum is σ = 946294272. Its totient is φ = 310130448.

The previous prime is 625550227. The next prime is 625550269. The reversal of 625550234 is 432055526.

It is a self number, because there is not a number n which added to its sum of digits gives 625550234.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 114632 + ... + 119964.

It is an arithmetic number, because the mean of its divisors is an integer number (59143392).

Almost surely, 2^625550234 is an apocalyptic number.

625550234 is a deficient number, since it is larger than the sum of its proper divisors (320744038).

625550234 is a wasteful number, since it uses less digits than its factorization.

625550234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5821.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 625550234 is about 25011.0022590059. The cubic root of 625550234 is about 855.2388029194.

The spelling of 625550234 in words is "six hundred twenty-five million, five hundred fifty thousand, two hundred thirty-four".