49989722 has 8 divisors (see below), whose sum is σ = 78931200. Its totient is φ = 23679324.

The previous prime is 49989691. The next prime is 49989727. The reversal of 49989722 is 22798994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (49989727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 657722 + ... + 657797.

It is an arithmetic number, because the mean of its divisors is an integer number (9866400).

Almost surely, 2^49989722 is an apocalyptic number.

49989722 is a deficient number, since it is larger than the sum of its proper divisors (28941478).

49989722 is a wasteful number, since it uses less digits than its factorization.

49989722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315540.

The product of its digits is 653184, while the sum is 50.

The square root of 49989722 is about 7070.3410101635. The cubic root of 49989722 is about 368.3779051504.

The spelling of 49989722 in words is "forty-nine million, nine hundred eighty-nine thousand, seven hundred twenty-two".