49149936 has 80 divisors (see below), whose sum is σ = 153918720. Its totient is φ = 14892480.

The previous prime is 49149923. The next prime is 49150037. The reversal of 49149936 is 63994194.

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

It is a junction number, because it is equal to n+sod(n) for n = 49149891 and 49149900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420 + ... + 9923.

It is an arithmetic number, because the mean of its divisors is an integer number (1923984).

Almost surely, 2^49149936 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 49149936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76959360).

49149936 is an abundant number, since it is smaller than the sum of its proper divisors (104768784).

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

49149936 is a wasteful number, since it uses less digits than its factorization.

49149936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10371 (or 10359 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 49149936 is about 7010.7015340834. The cubic root of 49149936 is about 366.3034301794.

The spelling of 49149936 in words is "forty-nine million, one hundred forty-nine thousand, nine hundred thirty-six".