45159858 has 24 divisors (see below), whose sum is σ = 98565948. Its totient is φ = 14942592.

The previous prime is 45159857. The next prime is 45159887. The reversal of 45159858 is 85895154.

It is a happy number.

45159858 is a `hidden beast` number, since 4 + 5 + 1 + 598 + 58 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44796249 + 363609 = 6693^2 + 603^2 .

It is not an unprimeable number, because it can be changed into a prime (45159857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6691 + ... + 11622.

Almost surely, 2^45159858 is an apocalyptic number.

45159858 is an abundant number, since it is smaller than the sum of its proper divisors (53406090).

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

45159858 is a wasteful number, since it uses less digits than its factorization.

45159858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18458 (or 18455 counting only the distinct ones).

The product of its digits is 288000, while the sum is 45.

The square root of 45159858 is about 6720.1084812672. The cubic root of 45159858 is about 356.1100162859.

The spelling of 45159858 in words is "forty-five million, one hundred fifty-nine thousand, eight hundred fifty-eight".