49593921 has 16 divisors (see below), whose sum is σ = 72870336. Its totient is φ = 29808576.

The previous prime is 49593917. The next prime is 49593923. The reversal of 49593921 is 12939594.

It is not a de Polignac number, because 49593921 - 2² = 49593917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49593923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13110 + ... + 16463.

It is an arithmetic number, because the mean of its divisors is an integer number (4554396).

Almost surely, 2^49593921 is an apocalyptic number.

It is an amenable number.

49593921 is a deficient number, since it is larger than the sum of its proper divisors (23276415).

49593921 is a wasteful number, since it uses less digits than its factorization.

49593921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29632.

The product of its digits is 87480, while the sum is 42.

The square root of 49593921 is about 7042.2951514403. The cubic root of 49593921 is about 367.4030990758.

The spelling of 49593921 in words is "forty-nine million, five hundred ninety-three thousand, nine hundred twenty-one".