73699472 has 80 divisors (see below), whose sum is σ = 179607552. Its totient is φ = 28460160.

The previous prime is 73699459. The next prime is 73699481. The reversal of 73699472 is 27499637.

It is a super-2 number, since 2×73699472² = 10863224346157568, which contains 22 as substring.

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, 200633 + ... + 200999.

Almost surely, 2^73699472 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 73699472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89803776).

73699472 is an abundant number, since it is smaller than the sum of its proper divisors (105908080).

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

73699472 is a wasteful number, since it uses less digits than its factorization.

73699472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 550 counting only the distinct ones).

The product of its digits is 571536, while the sum is 47.

The square root of 73699472 is about 8584.8396607042. The cubic root of 73699472 is about 419.2645329724.

The spelling of 73699472 in words is "seventy-three million, six hundred ninety-nine thousand, four hundred seventy-two".