73398790 has 16 divisors (see below), whose sum is σ = 133354512. Its totient is φ = 29084704.

The previous prime is 73398779. The next prime is 73398803. The reversal of 73398790 is 9789337.

It is a self number, because there is not a number n which added to its sum of digits gives 73398790.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33229 + ... + 35368.

It is an arithmetic number, because the mean of its divisors is an integer number (8334657).

Almost surely, 2^73398790 is an apocalyptic number.

73398790 is a deficient number, since it is larger than the sum of its proper divisors (59955722).

73398790 is a wasteful number, since it uses less digits than its factorization.

73398790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68711.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 73398790 is about 8567.3093792625. The cubic root of 73398790 is about 418.6935784976.

It can be divided in two parts, 7339 and 8790, that added together give a square (16129 = 127²).

The spelling of 73398790 in words is "seventy-three million, three hundred ninety-eight thousand, seven hundred ninety".