73313493 has 16 divisors (see below), whose sum is σ = 106830912. Its totient is φ = 44352000.

The previous prime is 73313491. The next prime is 73313519. The reversal of 73313493 is 39431337.

It is not a de Polignac number, because 73313493 - 2¹ = 73313491 is a prime.

It is a super-2 number, since 2×73313493² = 10749736511722098, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73313491) 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, 20133 + ... + 23493.

It is an arithmetic number, because the mean of its divisors is an integer number (6676932).

Almost surely, 2^73313493 is an apocalyptic number.

It is an amenable number.

73313493 is a deficient number, since it is larger than the sum of its proper divisors (33517419).

73313493 is a wasteful number, since it uses less digits than its factorization.

73313493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036.

The product of its digits is 20412, while the sum is 33.

The square root of 73313493 is about 8562.3298815217. The cubic root of 73313493 is about 418.5313271885.

The spelling of 73313493 in words is "seventy-three million, three hundred thirteen thousand, four hundred ninety-three".