45195258 has 16 divisors (see below), whose sum is σ = 90498240. Its totient is φ = 15047136.

The previous prime is 45195257. The next prime is 45195259. The reversal of 45195258 is 85259154.

It is an interprime number because it is at equal distance from previous prime (45195257) and next prime (45195259).

It is a super-2 number, since 2×45195258² = 4085222691373128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45195251) 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 7 ways as a sum of consecutive naturals, for example, 1603 + ... + 9641.

It is an arithmetic number, because the mean of its divisors is an integer number (5656140).

Almost surely, 2^45195258 is an apocalyptic number.

45195258 is an abundant number, since it is smaller than the sum of its proper divisors (45302982).

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

45195258 is a wasteful number, since it uses less digits than its factorization.

45195258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8981.

The product of its digits is 72000, while the sum is 39.

The square root of 45195258 is about 6722.7418513580. The cubic root of 45195258 is about 356.2030413944.

The spelling of 45195258 in words is "forty-five million, one hundred ninety-five thousand, two hundred fifty-eight".