49302839 has 4 divisors (see below), whose sum is σ = 52203024. Its totient is φ = 46402656.

The previous prime is 49302829. The next prime is 49302857. The reversal of 49302839 is 93820394.

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

It is not a de Polignac number, because 49302839 - 2²⁰ = 48254263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49302809) 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, 1450067 + ... + 1450100.

It is an arithmetic number, because the mean of its divisors is an integer number (13050756).

Almost surely, 2^49302839 is an apocalyptic number.

49302839 is a deficient number, since it is larger than the sum of its proper divisors (2900185).

49302839 is a wasteful number, since it uses less digits than its factorization.

49302839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2900184.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 49302839 is about 7021.5980374841. The cubic root of 49302839 is about 366.6828875285.

The spelling of 49302839 in words is "forty-nine million, three hundred two thousand, eight hundred thirty-nine".