45912570 has 48 divisors (see below), whose sum is σ = 120530592. Its totient is φ = 11100480.

The previous prime is 45912557. The next prime is 45912571. The reversal of 45912570 is 7521954.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45912571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122904 + ... + 123276.

It is an arithmetic number, because the mean of its divisors is an integer number (2511054).

Almost surely, 2^45912570 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45912570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60265296).

45912570 is an abundant number, since it is smaller than the sum of its proper divisors (74618022).

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

45912570 is a wasteful number, since it uses less digits than its factorization.

45912570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 45912570 is about 6775.8814924702. The cubic root of 45912570 is about 358.0776388733.

The spelling of 45912570 in words is "forty-five million, nine hundred twelve thousand, five hundred seventy".