72342104 has 16 divisors (see below), whose sum is σ = 139308000. Its totient is φ = 35193312.

The previous prime is 72342079. The next prime is 72342119. The reversal of 72342104 is 40124327.

It is a super-2 number, since 2×72342104² = 10466760022293632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72342104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121904 + ... + 122495.

It is an arithmetic number, because the mean of its divisors is an integer number (8706750).

Almost surely, 2^72342104 is an apocalyptic number.

72342104 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

72342104 is a deficient number, since it is larger than the sum of its proper divisors (66965896).

72342104 is a wasteful number, since it uses less digits than its factorization.

72342104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244442 (or 244438 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 72342104 is about 8505.4161567792. The cubic root of 72342104 is about 416.6746173061.

The spelling of 72342104 in words is "seventy-two million, three hundred forty-two thousand, one hundred four".