49870172 has 24 divisors (see below), whose sum is σ = 96418560. Its totient is φ = 22379760.

The previous prime is 49870147. The next prime is 49870201. The reversal of 49870172 is 27107894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3698 + ... + 10649.

It is an arithmetic number, because the mean of its divisors is an integer number (4017440).

Almost surely, 2^49870172 is an apocalyptic number.

It is an amenable number.

49870172 is a deficient number, since it is larger than the sum of its proper divisors (46548388).

49870172 is a wasteful number, since it uses less digits than its factorization.

49870172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14441 (or 14439 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 49870172 is about 7061.8816189455. The cubic root of 49870172 is about 368.0840131910.

The spelling of 49870172 in words is "forty-nine million, eight hundred seventy thousand, one hundred seventy-two".