72352036 has 9 divisors (see below), whose sum is σ = 126645841. Its totient is φ = 36167512.

The previous prime is 72352001. The next prime is 72352061. The reversal of 72352036 is 63025327.

The square root of 72352036 is 8506.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7452900 + 64899136 = 2730^2 + 8056^2 .

It is a super-2 number, since 2×72352036² = 10469634226690592, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 72351995 and 72352013.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 14886 + ... + 19138.

Almost surely, 2^72352036 is an apocalyptic number.

72352036 is the 8506-th square number.

It is an amenable number.

72352036 is a deficient number, since it is larger than the sum of its proper divisors (54293805).

72352036 is an frugal number, since it uses more digits than its factorization.

72352036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8510 (or 4255 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 28.

The cubic root of 72352036 is about 416.6936851457.

The spelling of 72352036 in words is "seventy-two million, three hundred fifty-two thousand, thirty-six".