79867476 has 72 divisors (see below), whose sum is σ = 222104064. Its totient is φ = 24045120.

The previous prime is 79867451. The next prime is 79867481. The reversal of 79867476 is 67476897.

It is a super-2 number, since 2×79867476² = 12757627445221152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20181 + ... + 23811.

Almost surely, 2^79867476 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79867476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111052032).

79867476 is an abundant number, since it is smaller than the sum of its proper divisors (142236588).

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

79867476 is a wasteful number, since it uses less digits than its factorization.

79867476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701 (or 3696 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 54.

The square root of 79867476 is about 8936.8605225773. The cubic root of 79867476 is about 430.6488779194.

The spelling of 79867476 in words is "seventy-nine million, eight hundred sixty-seven thousand, four hundred seventy-six".