3077898 has 16 divisors (see below), whose sum is σ = 6181920. Its totient is φ = 1021616.

The previous prime is 3077881. The next prime is 3077903. The reversal of 3077898 is 8987703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661 + ... + 2567.

It is an arithmetic number, because the mean of its divisors is an integer number (386370).

Almost surely, 2^3077898 is an apocalyptic number.

3077898 is an abundant number, since it is smaller than the sum of its proper divisors (3104022).

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

3077898 is a wasteful number, since it uses less digits than its factorization.

3077898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 3077898 is about 1754.3939124381. The cubic root of 3077898 is about 145.4626207401.

It can be divided in two parts, 30778 and 98, that added together give a triangular number (30876 = T₂₄₈).

The spelling of 3077898 in words is "three million, seventy-seven thousand, eight hundred ninety-eight".