49188132 has 72 divisors (see below), whose sum is σ = 145157376. Its totient is φ = 13751424.

The previous prime is 49188119. The next prime is 49188137. The reversal of 49188132 is 23188194.

49188132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49188137) 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 23 ways as a sum of consecutive naturals, for example, 9768 + ... + 13920.

Almost surely, 2^49188132 is an apocalyptic number.

49188132 is a gapful number since it is divisible by the number (42) 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 49188132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72578688).

49188132 is an abundant number, since it is smaller than the sum of its proper divisors (95969244).

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

49188132 is a wasteful number, since it uses less digits than its factorization.

49188132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4217 (or 4212 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 49188132 is about 7013.4251261420. The cubic root of 49188132 is about 366.3982943451.

The spelling of 49188132 in words is "forty-nine million, one hundred eighty-eight thousand, one hundred thirty-two".