73239330 has 16 divisors (see below), whose sum is σ = 175774464. Its totient is φ = 19530480.

The previous prime is 73239307. The next prime is 73239347. The reversal of 73239330 is 3393237.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 2441311 = 73239330 / (7 + 3 + 2 + 3 + 9 + 3 + 3 + 0).

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, 1220626 + ... + 1220685.

It is an arithmetic number, because the mean of its divisors is an integer number (10985904).

Almost surely, 2^73239330 is an apocalyptic number.

73239330 is an abundant number, since it is smaller than the sum of its proper divisors (102535134).

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

73239330 is a wasteful number, since it uses less digits than its factorization.

73239330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441321.

The product of its (nonzero) digits is 10206, while the sum is 30.

The square root of 73239330 is about 8557.9980135543. The cubic root of 73239330 is about 418.3901525796.

It can be divided in two parts, 7323 and 9330, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 73239330 in words is "seventy-three million, two hundred thirty-nine thousand, three hundred thirty".