45198910 has 32 divisors (see below), whose sum is σ = 89372160. Its totient is φ = 16381728.

The previous prime is 45198889. The next prime is 45198911. The reversal of 45198910 is 1989154.

It is a self number, because there is not a number n which added to its sum of digits gives 45198910.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45198911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802 + ... + 9541.

It is an arithmetic number, because the mean of its divisors is an integer number (2792880).

Almost surely, 2^45198910 is an apocalyptic number.

45198910 is a deficient number, since it is larger than the sum of its proper divisors (44173250).

45198910 is a wasteful number, since it uses less digits than its factorization.

45198910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10392.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 45198910 is about 6723.0134612389. The cubic root of 45198910 is about 356.2126354575.

The spelling of 45198910 in words is "forty-five million, one hundred ninety-eight thousand, nine hundred ten".