977711228 has 24 divisors (see below), whose sum is σ = 1847154960. Its totient is φ = 450138240.

The previous prime is 977711183. The next prime is 977711239. The reversal of 977711228 is 822117779.

It is a happy number.

977711228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×977711228³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1718 + ... + 44253.

It is an arithmetic number, because the mean of its divisors is an integer number (76964790).

Almost surely, 2^977711228 is an apocalyptic number.

It is an amenable number.

977711228 is a deficient number, since it is larger than the sum of its proper divisors (869443732).

977711228 is a wasteful number, since it uses less digits than its factorization.

977711228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46397 (or 46395 counting only the distinct ones).

The product of its digits is 98784, while the sum is 44.

The square root of 977711228 is about 31268.3742461932. The cubic root of 977711228 is about 992.5145166829.

The spelling of 977711228 in words is "nine hundred seventy-seven million, seven hundred eleven thousand, two hundred twenty-eight".