45311528 has 32 divisors (see below), whose sum is σ = 91497600. Its totient is φ = 20957952.

The previous prime is 45311527. The next prime is 45311533. The reversal of 45311528 is 82511354.

It is a self number, because there is not a number n which added to its sum of digits gives 45311528.

It is not an unprimeable number, because it can be changed into a prime (45311521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5201 + ... + 10847.

It is an arithmetic number, because the mean of its divisors is an integer number (2859300).

Almost surely, 2^45311528 is an apocalyptic number.

It is an amenable number.

45311528 is an abundant number, since it is smaller than the sum of its proper divisors (46186072).

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

45311528 is a wasteful number, since it uses less digits than its factorization.

45311528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729 (or 5725 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 45311528 is about 6731.3838101835. The cubic root of 45311528 is about 356.5082375923.

The spelling of 45311528 in words is "forty-five million, three hundred eleven thousand, five hundred twenty-eight".