73865232 has 120 divisors (see below), whose sum is σ = 238524416. Its totient is φ = 20901888.

The previous prime is 73865177. The next prime is 73865249. The reversal of 73865232 is 23256837.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127728 + ... + 128304.

Almost surely, 2^73865232 is an apocalyptic number.

73865232 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73865232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119262208).

73865232 is an abundant number, since it is smaller than the sum of its proper divisors (164659184).

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

73865232 is a wasteful number, since it uses less digits than its factorization.

73865232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725 (or 716 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 73865232 is about 8594.4884664534. The cubic root of 73865232 is about 419.5786250059.

The spelling of 73865232 in words is "seventy-three million, eight hundred sixty-five thousand, two hundred thirty-two".