625757632 has 14 divisors (see below), whose sum is σ = 1241737928. Its totient is φ = 312878784.

The previous prime is 625757617. The next prime is 625757633. The reversal of 625757632 is 236757526.

It is a super-2 number, since 2×625757632² = 783145228012494848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625757633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4888668 + ... + 4888795.

Almost surely, 2^625757632 is an apocalyptic number.

It is an amenable number.

625757632 is a deficient number, since it is larger than the sum of its proper divisors (615980296).

625757632 is an equidigital number, since it uses as much as digits as its factorization.

625757632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9777475 (or 9777465 counting only the distinct ones).

The product of its digits is 529200, while the sum is 43.

The square root of 625757632 is about 25015.1480507312. The cubic root of 625757632 is about 855.3333091683. Note that the first 4 decimals are identical.

It can be divided in two parts, 62575 and 7632, that added together give a palindrome (70207).

The spelling of 625757632 in words is "six hundred twenty-five million, seven hundred fifty-seven thousand, six hundred thirty-two".