49502591 has 2 divisors, whose sum is σ = 49502592. Its totient is φ = 49502590.

The previous prime is 49502533. The next prime is 49502639. The reversal of 49502591 is 19520594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49502591 - 2¹⁰ = 49501567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49502191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24751295 + 24751296.

It is an arithmetic number, because the mean of its divisors is an integer number (24751296).

Almost surely, 2^49502591 is an apocalyptic number.

49502591 is a deficient number, since it is larger than the sum of its proper divisors (1).

49502591 is an equidigital number, since it uses as much as digits as its factorization.

49502591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 49502591 is about 7035.8077716777. The cubic root of 49502591 is about 367.1774293215.

The spelling of 49502591 in words is "forty-nine million, five hundred two thousand, five hundred ninety-one".