73937472 has 168 divisors, whose sum is σ = 236280960. Its totient is φ = 20321280.

The previous prime is 73937467. The next prime is 73937503. The reversal of 73937472 is 27473937.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 272697 + ... + 272967.

Almost surely, 2^73937472 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 73937472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118140480).

73937472 is an abundant number, since it is smaller than the sum of its proper divisors (162343488).

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

73937472 is a wasteful number, since it uses less digits than its factorization.

73937472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 312 counting only the distinct ones).

The product of its digits is 222264, while the sum is 42.

The square root of 73937472 is about 8598.6901328051. The cubic root of 73937472 is about 419.7153626982.

The spelling of 73937472 in words is "seventy-three million, nine hundred thirty-seven thousand, four hundred seventy-two".