677075842 has 8 divisors (see below), whose sum is σ = 1015787916. Its totient is φ = 338479872.

The previous prime is 677075837. The next prime is 677075891. The reversal of 677075842 is 248570776.

It can be written as a sum of positive squares in 2 ways, for example, as 663526081 + 13549761 = 25759^2 + 3681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 677075792 and 677075801.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12583 + ... + 38890.

Almost surely, 2^677075842 is an apocalyptic number.

677075842 is a deficient number, since it is larger than the sum of its proper divisors (338712074).

677075842 is a wasteful number, since it uses less digits than its factorization.

677075842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58052.

The product of its (nonzero) digits is 658560, while the sum is 46.

The square root of 677075842 is about 26020.6810441233. The cubic root of 677075842 is about 878.1036306853.

The spelling of 677075842 in words is "six hundred seventy-seven million, seventy-five thousand, eight hundred forty-two".