73338631 has 2 divisors, whose sum is σ = 73338632. Its totient is φ = 73338630.

The previous prime is 73338619. The next prime is 73338637. The reversal of 73338631 is 13683337.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73338631 - 2⁵ = 73338599 is a prime.

It is a super-2 number, since 2×73338631² = 10757109593908322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73338637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36669315 + 36669316.

It is an arithmetic number, because the mean of its divisors is an integer number (36669316).

Almost surely, 2^73338631 is an apocalyptic number.

73338631 is a deficient number, since it is larger than the sum of its proper divisors (1).

73338631 is an equidigital number, since it uses as much as digits as its factorization.

73338631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 73338631 is about 8563.7976972836. The cubic root of 73338631 is about 418.5791575755.

The spelling of 73338631 in words is "seventy-three million, three hundred thirty-eight thousand, six hundred thirty-one".