49913136 has 180 divisors, whose sum is σ = 173457648. Its totient is φ = 13118976.

The previous prime is 49913119. The next prime is 49913167. The reversal of 49913136 is 63131994.

49913136 is a `hidden beast` number, since 499 + 131 + 36 = 666.

It is a super-2 number, since 2×49913136² = 4982642290708992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 49913136.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 170206 + ... + 170498.

Almost surely, 2^49913136 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 49913136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86728824).

49913136 is an abundant number, since it is smaller than the sum of its proper divisors (123544512).

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

49913136 is a wasteful number, since it uses less digits than its factorization.

49913136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 318 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 49913136 is about 7064.9229295159. The cubic root of 49913136 is about 368.1896863929.

The spelling of 49913136 in words is "forty-nine million, nine hundred thirteen thousand, one hundred thirty-six".