49169800 has 24 divisors (see below), whose sum is σ = 114320250. Its totient is φ = 19667840.

The previous prime is 49169779. The next prime is 49169863. The reversal of 49169800 is 896194.

It can be written as a sum of positive squares in 3 ways, for example, as 25140196 + 24029604 = 5014^2 + 4902^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 49169800.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122725 + ... + 123124.

Almost surely, 2^49169800 is an apocalyptic number.

49169800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49169800 is an abundant number, since it is smaller than the sum of its proper divisors (65150450).

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

49169800 is a wasteful number, since it uses less digits than its factorization.

49169800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245865 (or 245856 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 49169800 is about 7012.1180822915. The cubic root of 49169800 is about 366.3527708427.

The spelling of 49169800 in words is "forty-nine million, one hundred sixty-nine thousand, eight hundred".