49185516 has 12 divisors (see below), whose sum is σ = 114766232. Its totient is φ = 16395168.

The previous prime is 49185511. The next prime is 49185533. The reversal of 49185516 is 61558194.

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

It is not an unprimeable number, because it can be changed into a prime (49185511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2049385 + ... + 2049408.

Almost surely, 2^49185516 is an apocalyptic number.

It is an amenable number.

49185516 is an abundant number, since it is smaller than the sum of its proper divisors (65580716).

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

49185516 is a wasteful number, since it uses less digits than its factorization.

49185516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098800 (or 4098798 counting only the distinct ones).

The product of its digits is 43200, while the sum is 39.

The square root of 49185516 is about 7013.2386242021. The cubic root of 49185516 is about 366.3917987746.

The spelling of 49185516 in words is "forty-nine million, one hundred eighty-five thousand, five hundred sixteen".