677357628 has 24 divisors (see below), whose sum is σ = 1581084288. Its totient is φ = 225702576.

The previous prime is 677357623. The next prime is 677357633. The reversal of 677357628 is 826753776.

677357628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (677357623) and next prime (677357633).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677357621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29625 + ... + 47247.

It is an arithmetic number, because the mean of its divisors is an integer number (65878512).

Almost surely, 2^677357628 is an apocalyptic number.

It is an amenable number.

677357628 is an abundant number, since it is smaller than the sum of its proper divisors (903726660).

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

677357628 is a wasteful number, since it uses less digits than its factorization.

677357628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20833 (or 20831 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 51.

The square root of 677357628 is about 26026.0951354597. The cubic root of 677357628 is about 878.2254304286.

The spelling of 677357628 in words is "six hundred seventy-seven million, three hundred fifty-seven thousand, six hundred twenty-eight".