49161836 has 6 divisors (see below), whose sum is σ = 86033220. Its totient is φ = 24580916.

The previous prime is 49161823. The next prime is 49161869. The reversal of 49161836 is 63816194.

It is a super-2 number, since 2×49161836² = 4833772237781792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 49161836.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6145226 + ... + 6145233.

It is an arithmetic number, because the mean of its divisors is an integer number (14338870).

Almost surely, 2^49161836 is an apocalyptic number.

It is an amenable number.

49161836 is a deficient number, since it is larger than the sum of its proper divisors (36871384).

49161836 is a wasteful number, since it uses less digits than its factorization.

49161836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12290463 (or 12290461 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 49161836 is about 7011.5501852301. The cubic root of 49161836 is about 366.3329904693.

The spelling of 49161836 in words is "forty-nine million, one hundred sixty-one thousand, eight hundred thirty-six".