745590912 has 128 divisors (see below), whose sum is σ = 2173824000. Its totient is φ = 224547840.

The previous prime is 745590907. The next prime is 745590949. The reversal of 745590912 is 219095547.

It is a tau number, because it is divible by the number of its divisors (128).

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, 840133 + ... + 841019.

It is an arithmetic number, because the mean of its divisors is an integer number (16983000).

Almost surely, 2^745590912 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 745590912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1086912000).

745590912 is an abundant number, since it is smaller than the sum of its proper divisors (1428233088).

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

745590912 is a wasteful number, since it uses less digits than its factorization.

745590912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114 (or 1102 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 745590912 is about 27305.5106526137. The cubic root of 745590912 is about 906.7763861836.

The spelling of 745590912 in words is "seven hundred forty-five million, five hundred ninety thousand, nine hundred twelve".