49045812 has 12 divisors (see below), whose sum is σ = 114440256. Its totient is φ = 16348600.

The previous prime is 49045793. The next prime is 49045823. The reversal of 49045812 is 21854094.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043564 + ... + 2043587.

It is an arithmetic number, because the mean of its divisors is an integer number (9536688).

Almost surely, 2^49045812 is an apocalyptic number.

It is an amenable number.

49045812 is an abundant number, since it is smaller than the sum of its proper divisors (65394444).

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

49045812 is a wasteful number, since it uses less digits than its factorization.

49045812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087158 (or 4087156 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 49045812 is about 7003.2715212249. The cubic root of 49045812 is about 366.0445763737.

The spelling of 49045812 in words is "forty-nine million, forty-five thousand, eight hundred twelve".