73044690 has 32 divisors (see below), whose sum is σ = 176052096. Its totient is φ = 19395840.

The previous prime is 73044679. The next prime is 73044691. The reversal of 73044690 is 9644037.

It is a super-2 number, since 2×73044690² = 10671053474392200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73044691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2179 + ... + 12281.

It is an arithmetic number, because the mean of its divisors is an integer number (5501628).

Almost surely, 2^73044690 is an apocalyptic number.

73044690 is an abundant number, since it is smaller than the sum of its proper divisors (103007406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73044690 is a wasteful number, since it uses less digits than its factorization.

73044690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10354.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 73044690 is about 8546.6186296102. The cubic root of 73044690 is about 418.0191874772.

The spelling of 73044690 in words is "seventy-three million, forty-four thousand, six hundred ninety".