45051198 has 8 divisors (see below), whose sum is σ = 90102408. Its totient is φ = 15017064.

The previous prime is 45051187. The next prime is 45051199. The reversal of 45051198 is 89115054.

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

45051198 is an admirable number.

It is a super-2 number, since 2×45051198² = 4059220882470408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45051199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3754261 + ... + 3754272.

It is an arithmetic number, because the mean of its divisors is an integer number (11262801).

Almost surely, 2^45051198 is an apocalyptic number.

45051198 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.

45051198 is a wasteful number, since it uses less digits than its factorization.

45051198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7508538.

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 45051198 is about 6712.0189213083. The cubic root of 45051198 is about 355.8241725263.

The spelling of 45051198 in words is "forty-five million, fifty-one thousand, one hundred ninety-eight".