49998534 has 16 divisors (see below), whose sum is σ = 100635888. Its totient is φ = 16559712.

The previous prime is 49998521. The next prime is 49998539. The reversal of 49998534 is 43589994.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49998539) 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, 25597 + ... + 27480.

It is an arithmetic number, because the mean of its divisors is an integer number (6289743).

Almost surely, 2^49998534 is an apocalyptic number.

49998534 is an abundant number, since it is smaller than the sum of its proper divisors (50637354).

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

49998534 is a wasteful number, since it uses less digits than its factorization.

49998534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53239.

The product of its digits is 1399680, while the sum is 51.

The square root of 49998534 is about 7070.9641492515. The cubic root of 49998534 is about 368.3995493021.

The spelling of 49998534 in words is "forty-nine million, nine hundred ninety-eight thousand, five hundred thirty-four".