976769442 has 160 divisors (see below), whose sum is σ = 2662735680. Its totient is φ = 263761920.

The previous prime is 976769441. The next prime is 976769449. The reversal of 976769442 is 244967679.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (976769441) 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 79 ways as a sum of consecutive naturals, for example, 574738 + ... + 576434.

It is an arithmetic number, because the mean of its divisors is an integer number (16642098).

Almost surely, 2^976769442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 976769442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331367840).

976769442 is an abundant number, since it is smaller than the sum of its proper divisors (1685966238).

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

976769442 is a wasteful number, since it uses less digits than its factorization.

976769442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758 (or 1749 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 976769442 is about 31253.3108966074. The cubic root of 976769442 is about 992.1957325195.

The spelling of 976769442 in words is "nine hundred seventy-six million, seven hundred sixty-nine thousand, four hundred forty-two".