677933901 has 16 divisors (see below), whose sum is σ = 1048014720. Its totient is φ = 432305280.

The previous prime is 677933863. The next prime is 677933909. The reversal of 677933901 is 109339776.

It is not a de Polignac number, because 677933901 - 2²⁵ = 644379469 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677933909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545220 + ... + 546461.

It is an arithmetic number, because the mean of its divisors is an integer number (65500920).

Almost surely, 2^677933901 is an apocalyptic number.

It is an amenable number.

677933901 is a deficient number, since it is larger than the sum of its proper divisors (370080819).

677933901 is a wasteful number, since it uses less digits than its factorization.

677933901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091713 (or 1091707 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 45.

The square root of 677933901 is about 26037.1638432453. The cubic root of 677933901 is about 878.4744146809.

The spelling of 677933901 in words is "six hundred seventy-seven million, nine hundred thirty-three thousand, nine hundred one".