73199631 has 8 divisors (see below), whose sum is σ = 99869440. Its totient is φ = 47664792.

The previous prime is 73199591. The next prime is 73199641. The reversal of 73199631 is 13699137.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73199631 - 2¹⁴ = 73183247 is a prime.

It is a super-2 number, since 2×73199631² = 10716371957072322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73199631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73199641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283591 + ... + 283848.

It is an arithmetic number, because the mean of its divisors is an integer number (12483680).

Almost surely, 2^73199631 is an apocalyptic number.

73199631 is a deficient number, since it is larger than the sum of its proper divisors (26669809).

73199631 is a wasteful number, since it uses less digits than its factorization.

73199631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567485.

The product of its digits is 30618, while the sum is 39.

The square root of 73199631 is about 8555.6782898844. The cubic root of 73199631 is about 418.3145435107.

The spelling of 73199631 in words is "seventy-three million, one hundred ninety-nine thousand, six hundred thirty-one".