747572064 has 96 divisors (see below), whose sum is σ = 2020951296. Its totient is φ = 241866240.

The previous prime is 747572051. The next prime is 747572069. The reversal of 747572064 is 460275747.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747572069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455854 + ... + 457490.

It is an arithmetic number, because the mean of its divisors is an integer number (21051576).

Almost surely, 2^747572064 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 747572064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1010475648).

747572064 is an abundant number, since it is smaller than the sum of its proper divisors (1273379232).

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

747572064 is a wasteful number, since it uses less digits than its factorization.

747572064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788 (or 1780 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 42.

The square root of 747572064 is about 27341.7640981704. The cubic root of 747572064 is about 907.5788248965.

The spelling of 747572064 in words is "seven hundred forty-seven million, five hundred seventy-two thousand, sixty-four".