45297198 has 16 divisors (see below), whose sum is σ = 100660560. Its totient is φ = 15099048.

The previous prime is 45297151. The next prime is 45297221. The reversal of 45297198 is 89179254.

45297198 is a `hidden beast` number, since 452 + 9 + 7 + 198 = 666.

It is a super-2 number, since 2×45297198² = 4103672293302408, which contains 22 as substring.

It is a house number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419365 + ... + 419472.

It is an arithmetic number, because the mean of its divisors is an integer number (6291285).

Almost surely, 2^45297198 is an apocalyptic number.

45297198 is an abundant number, since it is smaller than the sum of its proper divisors (55363362).

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

45297198 is a wasteful number, since it uses less digits than its factorization.

45297198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838848 (or 838842 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 45297198 is about 6730.3193089184. The cubic root of 45297198 is about 356.4706511184.

The spelling of 45297198 in words is "forty-five million, two hundred ninety-seven thousand, one hundred ninety-eight".