49897434 has 16 divisors (see below), whose sum is σ = 100784160. Its totient is φ = 16467600.

The previous prime is 49897403. The next prime is 49897457. The reversal of 49897434 is 43479894.

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, 40564 + ... + 41775.

It is an arithmetic number, because the mean of its divisors is an integer number (6299010).

Almost surely, 2^49897434 is an apocalyptic number.

49897434 is an abundant number, since it is smaller than the sum of its proper divisors (50886726).

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

49897434 is a wasteful number, since it uses less digits than its factorization.

49897434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82445.

The product of its digits is 870912, while the sum is 48.

The square root of 49897434 is about 7063.8115773285. The cubic root of 49897434 is about 368.1510731723.

The spelling of 49897434 in words is "forty-nine million, eight hundred ninety-seven thousand, four hundred thirty-four".