45381198 has 8 divisors (see below), whose sum is σ = 90762408. Its totient is φ = 15127064.

The previous prime is 45381181. The next prime is 45381209. The reversal of 45381198 is 89118354.

It is a sphenic number, since it is the product of 3 distinct primes.

45381198 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3781761 + ... + 3781772.

It is an arithmetic number, because the mean of its divisors is an integer number (11345301).

Almost surely, 2^45381198 is an apocalyptic number.

45381198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45381198 is a wasteful number, since it uses less digits than its factorization.

45381198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7563538.

The product of its digits is 34560, while the sum is 39.

The square root of 45381198 is about 6736.5568356542. The cubic root of 45381198 is about 356.6908637421.

The spelling of 45381198 in words is "forty-five million, three hundred eighty-one thousand, one hundred ninety-eight".