6977628 has 36 divisors (see below), whose sum is σ = 20158320. Its totient is φ = 1993536.

The previous prime is 6977623. The next prime is 6977639. The reversal of 6977628 is 8267796.

It is a happy number.

6977628 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6977623) 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, 13593 + ... + 14096.

Almost surely, 2^6977628 is an apocalyptic number.

It is an amenable number.

6977628 is an abundant number, since it is smaller than the sum of its proper divisors (13180692).

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

6977628 is a wasteful number, since it uses less digits than its factorization.

6977628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27706 (or 27701 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 6977628 is about 2641.5200169599. The cubic root of 6977628 is about 191.0891098503.

The spelling of 6977628 in words is "six million, nine hundred seventy-seven thousand, six hundred twenty-eight".