49530291 has 4 divisors (see below), whose sum is σ = 66040392. Its totient is φ = 33020192.

The previous prime is 49530259. The next prime is 49530379. The reversal of 49530291 is 19203594.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49530291 - 2⁵ = 49530259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49530491) 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, 8255046 + ... + 8255051.

It is an arithmetic number, because the mean of its divisors is an integer number (16510098).

Almost surely, 2^49530291 is an apocalyptic number.

49530291 is a deficient number, since it is larger than the sum of its proper divisors (16510101).

49530291 is a wasteful number, since it uses less digits than its factorization.

49530291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16510100.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 49530291 is about 7037.7759981403. The cubic root of 49530291 is about 367.2459033016.

The spelling of 49530291 in words is "forty-nine million, five hundred thirty thousand, two hundred ninety-one".