49188552 has 96 divisors (see below), whose sum is σ = 144515520. Its totient is φ = 13910400.

The previous prime is 49188551. The next prime is 49188563. The reversal of 49188552 is 25588194.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (49188551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177438 + ... + 177714.

It is an arithmetic number, because the mean of its divisors is an integer number (1505370).

Almost surely, 2^49188552 is an apocalyptic number.

49188552 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 49188552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72257760).

49188552 is an abundant number, since it is smaller than the sum of its proper divisors (95326968).

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

49188552 is a wasteful number, since it uses less digits than its factorization.

49188552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 440 counting only the distinct ones).

The product of its digits is 115200, while the sum is 42.

The square root of 49188552 is about 7013.4550686520. The cubic root of 49188552 is about 366.3993371904.

The spelling of 49188552 in words is "forty-nine million, one hundred eighty-eight thousand, five hundred fifty-two".