677274399 has 64 divisors (see below), whose sum is σ = 1121356800. Its totient is φ = 402019200.

The previous prime is 677274383. The next prime is 677274401. The reversal of 677274399 is 993472776.

It is not a de Polignac number, because 677274399 - 2⁴ = 677274383 is a prime.

It is a super-2 number, since 2×677274399² = 917401223081622402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677274359) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 719269 + ... + 720209.

It is an arithmetic number, because the mean of its divisors is an integer number (17521200).

Almost surely, 2^677274399 is an apocalyptic number.

677274399 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

677274399 is a deficient number, since it is larger than the sum of its proper divisors (444082401).

677274399 is a wasteful number, since it uses less digits than its factorization.

677274399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053 (or 1047 counting only the distinct ones).

The product of its digits is 4000752, while the sum is 54.

The square root of 677274399 is about 26024.4961334509. The cubic root of 677274399 is about 878.1894588752.

The spelling of 677274399 in words is "six hundred seventy-seven million, two hundred seventy-four thousand, three hundred ninety-nine".