45497508 has 96 divisors (see below), whose sum is σ = 129927168. Its totient is φ = 12096000.

The previous prime is 45497477. The next prime is 45497509. The reversal of 45497508 is 80579454.

45497508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 45497508.

It is not an unprimeable number, because it can be changed into a prime (45497509) 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 31 ways as a sum of consecutive naturals, for example, 215523 + ... + 215733.

It is an arithmetic number, because the mean of its divisors is an integer number (1353408).

Almost surely, 2^45497508 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 45497508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64963584).

45497508 is an abundant number, since it is smaller than the sum of its proper divisors (84429660).

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

45497508 is a wasteful number, since it uses less digits than its factorization.

45497508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 45497508 is about 6745.1840597570. The cubic root of 45497508 is about 356.9953314049.

The spelling of 45497508 in words is "forty-five million, four hundred ninety-seven thousand, five hundred eight".