977355222 has 16 divisors (see below), whose sum is σ = 2007540912. Its totient is φ = 316980000.

The previous prime is 977355221. The next prime is 977355229. The reversal of 977355222 is 222553779.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977355221) by changing a digit.

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, 2201029 + ... + 2201472.

It is an arithmetic number, because the mean of its divisors is an integer number (125471307).

Almost surely, 2^977355222 is an apocalyptic number.

977355222 is an abundant number, since it is smaller than the sum of its proper divisors (1030185690).

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

977355222 is a wasteful number, since it uses less digits than its factorization.

977355222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4402543.

The product of its digits is 264600, while the sum is 42.

The square root of 977355222 is about 31262.6809790843. The cubic root of 977355222 is about 992.3940366584.

The spelling of 977355222 in words is "nine hundred seventy-seven million, three hundred fifty-five thousand, two hundred twenty-two".