977231226 has 8 divisors (see below), whose sum is σ = 1954462464. Its totient is φ = 325743740.

The previous prime is 977231209. The next prime is 977231239. The reversal of 977231226 is 622132779.

It is a sphenic number, since it is the product of 3 distinct primes.

977231226 is an admirable number.

It is a super-4 number, since 4×977231226⁴ (a number of 37 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81435930 + ... + 81435941.

It is an arithmetic number, because the mean of its divisors is an integer number (244307808).

Almost surely, 2^977231226 is an apocalyptic number.

977231226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

977231226 is a wasteful number, since it uses less digits than its factorization.

977231226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162871876.

The product of its digits is 63504, while the sum is 39.

The square root of 977231226 is about 31260.6977849184. The cubic root of 977231226 is about 992.3520668974.

The spelling of 977231226 in words is "nine hundred seventy-seven million, two hundred thirty-one thousand, two hundred twenty-six".