73573332 has 48 divisors (see below), whose sum is σ = 198696960. Its totient is φ = 20752992.

The previous prime is 73573321. The next prime is 73573417. The reversal of 73573332 is 23337537.

It is a junction number, because it is equal to n+sod(n) for n = 73573293 and 73573302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1093 + ... + 12179.

It is an arithmetic number, because the mean of its divisors is an integer number (4139520).

Almost surely, 2^73573332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73573332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99348480).

73573332 is an abundant number, since it is smaller than the sum of its proper divisors (125123628).

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

73573332 is a wasteful number, since it uses less digits than its factorization.

73573332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11180 (or 11178 counting only the distinct ones).

The product of its digits is 39690, while the sum is 33.

The square root of 73573332 is about 8577.4898426055. The cubic root of 73573332 is about 419.0251996016.

The spelling of 73573332 in words is "seventy-three million, five hundred seventy-three thousand, three hundred thirty-two".