73264568 has 64 divisors (see below), whose sum is σ = 156340800. Its totient is φ = 31933440.

The previous prime is 73264553. The next prime is 73264573. The reversal of 73264568 is 86546237.

It is a happy number.

Its product of digits (241920) is a multiple of the sum of its prime factors (432).

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, 260588 + ... + 260868.

It is an arithmetic number, because the mean of its divisors is an integer number (2442825).

Almost surely, 2^73264568 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 73264568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78170400).

73264568 is an abundant number, since it is smaller than the sum of its proper divisors (83076232).

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

73264568 is a wasteful number, since it uses less digits than its factorization.

73264568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432 (or 428 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 73264568 is about 8559.4724136479. The cubic root of 73264568 is about 418.4382056225.

The spelling of 73264568 in words is "seventy-three million, two hundred sixty-four thousand, five hundred sixty-eight".