45975870 has 64 divisors (see below), whose sum is σ = 125245440. Its totient is φ = 11996064.

The previous prime is 45975859. The next prime is 45975889. The reversal of 45975870 is 7857954.

45975870 is a `hidden beast` number, since 4 + 597 + 58 + 7 + 0 = 666.

It is a super-2 number, since 2×45975870² = 4227561244513800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10879 + ... + 14501.

It is an arithmetic number, because the mean of its divisors is an integer number (1956960).

Almost surely, 2^45975870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45975870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62622720).

45975870 is an abundant number, since it is smaller than the sum of its proper divisors (79269570).

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

45975870 is a wasteful number, since it uses less digits than its factorization.

45975870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686 (or 3680 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The square root of 45975870 is about 6780.5508625775. The cubic root of 45975870 is about 358.2421247340.

The spelling of 45975870 in words is "forty-five million, nine hundred seventy-five thousand, eight hundred seventy".