73275392 has 48 divisors (see below), whose sum is σ = 150630480. Its totient is φ = 35610624.

The previous prime is 73275353. The next prime is 73275407. The reversal of 73275392 is 29357237.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75293 + ... + 76259.

It is an arithmetic number, because the mean of its divisors is an integer number (3138135).

Almost surely, 2^73275392 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 73275392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75315240).

73275392 is an abundant number, since it is smaller than the sum of its proper divisors (77355088).

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

73275392 is an equidigital number, since it uses as much as digits as its factorization.

73275392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026 (or 1006 counting only the distinct ones).

The product of its digits is 79380, while the sum is 38.

The square root of 73275392 is about 8560.1046722572. The cubic root of 73275392 is about 418.4588110904.

The spelling of 73275392 in words is "seventy-three million, two hundred seventy-five thousand, three hundred ninety-two".