45198944 has 24 divisors (see below), whose sum is σ = 101698128. Its totient is φ = 19370880.

The previous prime is 45198931. The next prime is 45198949. The reversal of 45198944 is 44989154.

It is a junction number, because it is equal to n+sod(n) for n = 45198895 and 45198904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45198949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100667 + ... + 101114.

It is an arithmetic number, because the mean of its divisors is an integer number (4237422).

Almost surely, 2^45198944 is an apocalyptic number.

It is an amenable number.

45198944 is an abundant number, since it is smaller than the sum of its proper divisors (56499184).

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

45198944 is a wasteful number, since it uses less digits than its factorization.

45198944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201798 (or 201790 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 45198944 is about 6723.0159898665. The cubic root of 45198944 is about 356.2127247754.

The spelling of 45198944 in words is "forty-five million, one hundred ninety-eight thousand, nine hundred forty-four".