679550652 has 36 divisors (see below), whose sum is σ = 1873913496. Its totient is φ = 205924320.

The previous prime is 679550647. The next prime is 679550671. The reversal of 679550652 is 256055976.

679550652 is a `hidden beast` number, since 6 + 7 + 95 + 506 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 679550598 and 679550607.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 857623 + ... + 858414.

Almost surely, 2^679550652 is an apocalyptic number.

It is an amenable number.

679550652 is an abundant number, since it is smaller than the sum of its proper divisors (1194362844).

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

679550652 is a wasteful number, since it uses less digits than its factorization.

679550652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716058 (or 1716053 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The square root of 679550652 is about 26068.1923423931. The cubic root of 679550652 is about 879.1721950232.

The spelling of 679550652 in words is "six hundred seventy-nine million, five hundred fifty thousand, six hundred fifty-two".