677380338 has 24 divisors (see below), whose sum is σ = 1468146108. Its totient is φ = 225718272.

The previous prime is 677380331. The next prime is 677380367. The reversal of 677380338 is 833083776.

It can be written as a sum of positive squares in 2 ways, for example, as 668894769 + 8485569 = 25863^2 + 2913^2 .

It is a junction number, because it is equal to n+sod(n) for n = 677380293 and 677380302.

It is not an unprimeable number, because it can be changed into a prime (677380331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86106 + ... + 93642.

Almost surely, 2^677380338 is an apocalyptic number.

677380338 is an abundant number, since it is smaller than the sum of its proper divisors (790765770).

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

677380338 is a wasteful number, since it uses less digits than its factorization.

677380338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12538 (or 12535 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 677380338 is about 26026.5314246828. The cubic root of 677380338 is about 878.2352451734.

The spelling of 677380338 in words is "six hundred seventy-seven million, three hundred eighty thousand, three hundred thirty-eight".