49540216 has 32 divisors (see below), whose sum is σ = 101969280. Its totient is φ = 22376800.

The previous prime is 49540157. The next prime is 49540223. The reversal of 49540216 is 61204594.

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, 13011 + ... + 16381.

It is an arithmetic number, because the mean of its divisors is an integer number (3186540).

Almost surely, 2^49540216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49540216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50984640).

49540216 is an abundant number, since it is smaller than the sum of its proper divisors (52429064).

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

49540216 is a wasteful number, since it uses less digits than its factorization.

49540216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555 (or 3551 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 49540216 is about 7038.4810861435. The cubic root of 49540216 is about 367.2704315387.

The spelling of 49540216 in words is "forty-nine million, five hundred forty thousand, two hundred sixteen".