677256097 has 12 divisors (see below), whose sum is σ = 789732720. Its totient is φ = 579102216.

The previous prime is 677256077. The next prime is 677256109. The reversal of 677256097 is 790652776.

It is a happy number.

It is not a de Polignac number, because 677256097 - 2¹¹ = 677254049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 677256097.

It is not an unprimeable number, because it can be changed into a prime (677256017) 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, 4038 + ... + 37024.

It is an arithmetic number, because the mean of its divisors is an integer number (65811060).

Almost surely, 2^677256097 is an apocalyptic number.

It is an amenable number.

677256097 is a deficient number, since it is larger than the sum of its proper divisors (112476623).

677256097 is a wasteful number, since it uses less digits than its factorization.

677256097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33420 (or 33413 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 49.

The square root of 677256097 is about 26024.1445008285. The cubic root of 677256097 is about 878.1815483600.

The spelling of 677256097 in words is "six hundred seventy-seven million, two hundred fifty-six thousand, ninety-seven".