49211216 has 20 divisors (see below), whose sum is σ = 100365600. Its totient is φ = 23310432.

The previous prime is 49211207. The next prime is 49211219. The reversal of 49211216 is 61211294.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49211219) 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, 80636 + ... + 81243.

It is an arithmetic number, because the mean of its divisors is an integer number (5018280).

Almost surely, 2^49211216 is an apocalyptic number.

It is an amenable number.

49211216 is an abundant number, since it is smaller than the sum of its proper divisors (51154384).

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

49211216 is a wasteful number, since it uses less digits than its factorization.

49211216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161906 (or 161900 counting only the distinct ones).

The product of its digits is 864, while the sum is 26.

The square root of 49211216 is about 7015.0706339993. The cubic root of 49211216 is about 366.4556023116.

The spelling of 49211216 in words is "forty-nine million, two hundred eleven thousand, two hundred sixteen".