73709352 has 40 divisors (see below), whose sum is σ = 206456250. Its totient is φ = 24569568.

The previous prime is 73709347. The next prime is 73709429. The reversal of 73709352 is 25390737.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 70660836 + 3048516 = 8406^2 + 1746^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 56227 + ... + 57522.

Almost surely, 2^73709352 is an apocalyptic number.

73709352 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73709352 is an abundant number, since it is smaller than the sum of its proper divisors (132746898).

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

73709352 is a wasteful number, since it uses less digits than its factorization.

73709352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113767 (or 113754 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 36.

The square root of 73709352 is about 8585.4150744154. The cubic root of 73709352 is about 419.2832673830.

The spelling of 73709352 in words is "seventy-three million, seven hundred nine thousand, three hundred fifty-two".