49502639 has 2 divisors, whose sum is σ = 49502640. Its totient is φ = 49502638.

The previous prime is 49502591. The next prime is 49502653. The reversal of 49502639 is 93620594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49502639 - 2²⁴ = 32725423 is a prime.

It is a super-2 number, since 2×49502639² = 4901022535928642, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49502669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24751319 + 24751320.

It is an arithmetic number, because the mean of its divisors is an integer number (24751320).

Almost surely, 2^49502639 is an apocalyptic number.

49502639 is a deficient number, since it is larger than the sum of its proper divisors (1).

49502639 is an equidigital number, since it uses as much as digits as its factorization.

49502639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 49502639 is about 7035.8111827990. The cubic root of 49502639 is about 367.1775479989.

The spelling of 49502639 in words is "forty-nine million, five hundred two thousand, six hundred thirty-nine".