49181264 has 40 divisors (see below), whose sum is σ = 104999232. Its totient is φ = 22129920.

The previous prime is 49181257. The next prime is 49181267. The reversal of 49181264 is 46218194.

It is a happy number.

49181264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49181267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16772 + ... + 19484.

Almost surely, 2^49181264 is an apocalyptic number.

49181264 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49181264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52499616).

49181264 is an abundant number, since it is smaller than the sum of its proper divisors (55817968).

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

49181264 is a wasteful number, since it uses less digits than its factorization.

49181264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835 (or 2829 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 49181264 is about 7012.9354766745. The cubic root of 49181264 is about 366.3812404982.

The spelling of 49181264 in words is "forty-nine million, one hundred eighty-one thousand, two hundred sixty-four".