49533018 has 16 divisors (see below), whose sum is σ = 101174400. Its totient is φ = 16159616.

The previous prime is 49533017. The next prime is 49533023. The reversal of 49533018 is 81033594.

It is a self number, because there is not a number n which added to its sum of digits gives 49533018.

It is not an unprimeable number, because it can be changed into a prime (49533013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87543 + ... + 88106.

It is an arithmetic number, because the mean of its divisors is an integer number (6323400).

Almost surely, 2^49533018 is an apocalyptic number.

49533018 is an abundant number, since it is smaller than the sum of its proper divisors (51641382).

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

49533018 is a wasteful number, since it uses less digits than its factorization.

49533018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175701.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 49533018 is about 7037.9697356553. The cubic root of 49533018 is about 367.2526430238.

The spelling of 49533018 in words is "forty-nine million, five hundred thirty-three thousand, eighteen".