73722412 has 6 divisors (see below), whose sum is σ = 129014228. Its totient is φ = 36861204.

The previous prime is 73722401. The next prime is 73722419. The reversal of 73722412 is 21422737.

It is not an unprimeable number, because it can be changed into a prime (73722419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9215298 + ... + 9215305.

Almost surely, 2^73722412 is an apocalyptic number.

It is an amenable number.

73722412 is a deficient number, since it is larger than the sum of its proper divisors (55291816).

73722412 is a wasteful number, since it uses less digits than its factorization.

73722412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18430607 (or 18430605 counting only the distinct ones).

The product of its digits is 4704, while the sum is 28.

The square root of 73722412 is about 8586.1756329579. The cubic root of 73722412 is about 419.3080291260.

The spelling of 73722412 in words is "seventy-three million, seven hundred twenty-two thousand, four hundred twelve".