73412939 has 2 divisors, whose sum is σ = 73412940. Its totient is φ = 73412938.

The previous prime is 73412893. The next prime is 73412947. The reversal of 73412939 is 93921437.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73412939 - 2¹⁶ = 73347403 is a prime.

It is a super-2 number, since 2×73412939² = 10778919225235442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73412959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36706469 + 36706470.

It is an arithmetic number, because the mean of its divisors is an integer number (36706470).

Almost surely, 2^73412939 is an apocalyptic number.

73412939 is a deficient number, since it is larger than the sum of its proper divisors (1).

73412939 is an equidigital number, since it uses as much as digits as its factorization.

73412939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 38.

The square root of 73412939 is about 8568.1350946399. The cubic root of 73412939 is about 418.7204804616.

The spelling of 73412939 in words is "seventy-three million, four hundred twelve thousand, nine hundred thirty-nine".