979494615 has 48 divisors (see below), whose sum is σ = 1855840896. Its totient is φ = 473956800.

The previous prime is 979494611. The next prime is 979494679. The reversal of 979494615 is 516494979.

It is a happy number.

979494615 is a `hidden beast` number, since 97 + 9 + 494 + 61 + 5 = 666.

It is not a de Polignac number, because 979494615 - 2² = 979494611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979494611) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 288880 + ... + 292250.

It is an arithmetic number, because the mean of its divisors is an integer number (38663352).

Almost surely, 2^979494615 is an apocalyptic number.

979494615 is a deficient number, since it is larger than the sum of its proper divisors (876346281).

979494615 is a wasteful number, since it uses less digits than its factorization.

979494615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3980 (or 3977 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 979494615 is about 31296.8786782324. The cubic root of 979494615 is about 993.1176130836.

It can be divided in two parts, 979 and 494615, that added together give a palindrome (495594).

The spelling of 979494615 in words is "nine hundred seventy-nine million, four hundred ninety-four thousand, six hundred fifteen".