977497242 has 32 divisors (see below), whose sum is σ = 2006313408. Its totient is φ = 317323776.

The previous prime is 977497207. The next prime is 977497253. The reversal of 977497242 is 242794779.

977497242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85708 + ... + 96440.

It is an arithmetic number, because the mean of its divisors is an integer number (62697294).

Almost surely, 2^977497242 is an apocalyptic number.

977497242 is an abundant number, since it is smaller than the sum of its proper divisors (1028816166).

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

977497242 is a wasteful number, since it uses less digits than its factorization.

977497242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11134.

The product of its digits is 1778112, while the sum is 51.

The square root of 977497242 is about 31264.9522948621. The cubic root of 977497242 is about 992.4421027629.

The spelling of 977497242 in words is "nine hundred seventy-seven million, four hundred ninety-seven thousand, two hundred forty-two".