977444352 has 120 divisors (see below), whose sum is σ = 2887159704. Its totient is φ = 318173184.

The previous prime is 977444339. The next prime is 977444389. The reversal of 977444352 is 253444779.

977444352 is a `hidden beast` number, since 97 + 74 + 443 + 52 = 666.

It is a super-2 number, since 2×977444352² = 1910794922513399808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 977444298 and 977444307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195678 + ... + 200610.

Almost surely, 2^977444352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 977444352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1443579852).

977444352 is an abundant number, since it is smaller than the sum of its proper divisors (1909715352).

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

977444352 is a wasteful number, since it uses less digits than its factorization.

977444352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000 (or 4981 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 977444352 is about 31264.1064481299. The cubic root of 977444352 is about 992.4242028967.

The spelling of 977444352 in words is "nine hundred seventy-seven million, four hundred forty-four thousand, three hundred fifty-two".