677890652 has 6 divisors (see below), whose sum is σ = 1186308648. Its totient is φ = 338945324.

The previous prime is 677890651. The next prime is 677890711. The reversal of 677890652 is 256098776.

677890652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 677890652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677890651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84736328 + ... + 84736335.

It is an arithmetic number, because the mean of its divisors is an integer number (197718108).

Almost surely, 2^677890652 is an apocalyptic number.

It is an amenable number.

677890652 is a deficient number, since it is larger than the sum of its proper divisors (508417996).

677890652 is a wasteful number, since it uses less digits than its factorization.

677890652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169472667 (or 169472665 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 50.

The square root of 677890652 is about 26036.3333055943. Note that the first 4 decimals coincide. The cubic root of 677890652 is about 878.4557334359.

The spelling of 677890652 in words is "six hundred seventy-seven million, eight hundred ninety thousand, six hundred fifty-two".