49187550 has 24 divisors (see below), whose sum is σ = 121985496. Its totient is φ = 13116640.

The previous prime is 49187549. The next prime is 49187557. The reversal of 49187550 is 5578194.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 49187499 and 49187508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49187557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163809 + ... + 164108.

It is an arithmetic number, because the mean of its divisors is an integer number (5082729).

Almost surely, 2^49187550 is an apocalyptic number.

49187550 is an abundant number, since it is smaller than the sum of its proper divisors (72797946).

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

49187550 is a wasteful number, since it uses less digits than its factorization.

49187550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327932 (or 327927 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 49187550 is about 7013.3836341669. The cubic root of 49187550 is about 366.3968492496.

The spelling of 49187550 in words is "forty-nine million, one hundred eighty-seven thousand, five hundred fifty".