49993589 has 2 divisors, whose sum is σ = 49993590. Its totient is φ = 49993588.

The previous prime is 49993547. The next prime is 49993627. The reversal of 49993589 is 98539994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27478564 + 22515025 = 5242^2 + 4745^2 .

It is a cyclic number.

It is not a de Polignac number, because 49993589 - 2²⁴ = 33216373 is a prime.

It is a super-2 number, since 2×49993589² = 4998717882201842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49993519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24996794 + 24996795.

It is an arithmetic number, because the mean of its divisors is an integer number (24996795).

Almost surely, 2^49993589 is an apocalyptic number.

It is an amenable number.

49993589 is a deficient number, since it is larger than the sum of its proper divisors (1).

49993589 is an equidigital number, since it uses as much as digits as its factorization.

49993589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3149280, while the sum is 56.

The square root of 49993589 is about 7070.6144711758. The cubic root of 49993589 is about 368.3874036404.

The spelling of 49993589 in words is "forty-nine million, nine hundred ninety-three thousand, five hundred eighty-nine".