49163838 has 16 divisors (see below), whose sum is σ = 100726416. Its totient is φ = 15988160.

The previous prime is 49163837. The next prime is 49163839. The reversal of 49163838 is 83836194.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (49163837) and next prime (49163839).

It is a self number, because there is not a number n which added to its sum of digits gives 49163838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49163831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99681 + ... + 100172.

It is an arithmetic number, because the mean of its divisors is an integer number (6295401).

Almost surely, 2^49163838 is an apocalyptic number.

49163838 is an abundant number, since it is smaller than the sum of its proper divisors (51562578).

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

49163838 is a wasteful number, since it uses less digits than its factorization.

49163838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199899.

The product of its digits is 124416, while the sum is 42.

The square root of 49163838 is about 7011.6929482116. The cubic root of 49163838 is about 366.3379630846.

The spelling of 49163838 in words is "forty-nine million, one hundred sixty-three thousand, eight hundred thirty-eight".