73196731 has 2 divisors, whose sum is σ = 73196732. Its totient is φ = 73196730.

The previous prime is 73196723. The next prime is 73196743. The reversal of 73196731 is 13769137.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73196731 - 2³ = 73196723 is a prime.

It is a super-2 number, since 2×73196731² = 10715522858172722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73196791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36598365 + 36598366.

It is an arithmetic number, because the mean of its divisors is an integer number (36598366).

Almost surely, 2^73196731 is an apocalyptic number.

73196731 is a deficient number, since it is larger than the sum of its proper divisors (1).

73196731 is an equidigital number, since it uses as much as digits as its factorization.

73196731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23814, while the sum is 37.

The square root of 73196731 is about 8555.5088101176. The cubic root of 73196731 is about 418.3090192197.

The spelling of 73196731 in words is "seventy-three million, one hundred ninety-six thousand, seven hundred thirty-one".