677925624 has 64 divisors (see below), whose sum is σ = 1793491200. Its totient is φ = 212944896.

The previous prime is 677925617. The next prime is 677925629. The reversal of 677925624 is 426529776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677925629) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 84157 + ... + 91859.

It is an arithmetic number, because the mean of its divisors is an integer number (28023300).

Almost surely, 2^677925624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677925624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (896745600).

677925624 is an abundant number, since it is smaller than the sum of its proper divisors (1115565576).

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

677925624 is a wasteful number, since it uses less digits than its factorization.

677925624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7924 (or 7920 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The square root of 677925624 is about 26037.0048968771. The cubic root of 677925624 is about 878.4708395230.

The spelling of 677925624 in words is "six hundred seventy-seven million, nine hundred twenty-five thousand, six hundred twenty-four".