72414506 has 4 divisors (see below), whose sum is σ = 108621762. Its totient is φ = 36207252.

The previous prime is 72414499. The next prime is 72414521. The reversal of 72414506 is 60541427.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51337225 + 21077281 = 7165^2 + 4591^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18103625 + ... + 18103628.

Almost surely, 2^72414506 is an apocalyptic number.

72414506 is a deficient number, since it is larger than the sum of its proper divisors (36207256).

72414506 is a wasteful number, since it uses less digits than its factorization.

72414506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36207255.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 72414506 is about 8509.6713215024. The cubic root of 72414506 is about 416.8135774930.

The spelling of 72414506 in words is "seventy-two million, four hundred fourteen thousand, five hundred six".