679055632 has 10 divisors (see below), whose sum is σ = 1315670318. Its totient is φ = 339527808.

The previous prime is 679055627. The next prime is 679055659. The reversal of 679055632 is 236550976.

It can be written as a sum of positive squares in only one way, i.e., 546437376 + 132618256 = 23376^2 + 11516^2 .

It is a super-2 number, since 2×679055632² = 922233102701838848, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21220473 + ... + 21220504.

Almost surely, 2^679055632 is an apocalyptic number.

It is an amenable number.

679055632 is a deficient number, since it is larger than the sum of its proper divisors (636614686).

679055632 is a wasteful number, since it uses less digits than its factorization.

679055632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42440985 (or 42440979 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 43.

The square root of 679055632 is about 26058.6958998335. The cubic root of 679055632 is about 878.9586649317.

It can be divided in two parts, 67905 and 5632, that added together give a palindrome (73537).

The spelling of 679055632 in words is "six hundred seventy-nine million, fifty-five thousand, six hundred thirty-two".