73970199 has 8 divisors (see below), whose sum is σ = 109585520. Its totient is φ = 49313448.

The previous prime is 73970189. The next prime is 73970207. The reversal of 73970199 is 99107937.

It is not a de Polignac number, because 73970199 - 2⁵ = 73970167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73970119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1369792 + ... + 1369845.

It is an arithmetic number, because the mean of its divisors is an integer number (13698190).

Almost surely, 2^73970199 is an apocalyptic number.

73970199 is a deficient number, since it is larger than the sum of its proper divisors (35615321).

73970199 is a wasteful number, since it uses less digits than its factorization.

73970199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2739646 (or 2739640 counting only the distinct ones).

The product of its (nonzero) digits is 107163, while the sum is 45.

The square root of 73970199 is about 8600.5929446754. The cubic root of 73970199 is about 419.7772798747. Note that the first 3 decimals are identical.

The spelling of 73970199 in words is "seventy-three million, nine hundred seventy thousand, one hundred ninety-nine".