49493136 has 120 divisors (see below), whose sum is σ = 162337824. Its totient is φ = 12848640.

The previous prime is 49493123. The next prime is 49493159. The reversal of 49493136 is 63139494.

It is a super-2 number, since 2×49493136² = 4899141022228992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49493094 and 49493103.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24916 + ... + 26828.

Almost surely, 2^49493136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49493136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81168912).

49493136 is an abundant number, since it is smaller than the sum of its proper divisors (112844688).

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

49493136 is a wasteful number, since it uses less digits than its factorization.

49493136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949 (or 1936 counting only the distinct ones).

The product of its digits is 69984, while the sum is 39.

The square root of 49493136 is about 7035.1358195844. The cubic root of 49493136 is about 367.1540508574.

The spelling of 49493136 in words is "forty-nine million, four hundred ninety-three thousand, one hundred thirty-six".