73534464 has 132 divisors (see below), whose sum is σ = 217145760. Its totient is φ = 23961600.

The previous prime is 73534457. The next prime is 73534501. The reversal of 73534464 is 46443537.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 728014 + ... + 728114.

Almost surely, 2^73534464 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 73534464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108572880).

73534464 is an abundant number, since it is smaller than the sum of its proper divisors (143611296).

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

73534464 is a wasteful number, since it uses less digits than its factorization.

73534464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 185 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 73534464 is about 8575.2238454748. The cubic root of 73534464 is about 418.9513977684.

The spelling of 73534464 in words is "seventy-three million, five hundred thirty-four thousand, four hundred sixty-four".