76979545 has 16 divisors (see below), whose sum is σ = 98159040. Its totient is φ = 57789504.

The previous prime is 76979531. The next prime is 76979557. The reversal of 76979545 is 54597967.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 76979545 - 2¹¹ = 76977497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76979492 and 76979501.

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, 6379 + ... + 13951.

It is an arithmetic number, because the mean of its divisors is an integer number (6134940).

Almost surely, 2^76979545 is an apocalyptic number.

It is an amenable number.

76979545 is a deficient number, since it is larger than the sum of its proper divisors (21179495).

76979545 is a wasteful number, since it uses less digits than its factorization.

76979545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7704.

The product of its digits is 2381400, while the sum is 52.

The square root of 76979545 is about 8773.7987781804. The cubic root of 76979545 is about 425.3944112560.

The spelling of 76979545 in words is "seventy-six million, nine hundred seventy-nine thousand, five hundred forty-five".