49744579 has 2 divisors, whose sum is σ = 49744580. Its totient is φ = 49744578.

The previous prime is 49744573. The next prime is 49744649. The reversal of 49744579 is 97544794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49744579 - 2⁵ = 49744547 is a prime.

It is not a weakly prime, because it can be changed into another prime (49744573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24872289 + 24872290.

It is an arithmetic number, because the mean of its divisors is an integer number (24872290).

Almost surely, 2^49744579 is an apocalyptic number.

49744579 is a deficient number, since it is larger than the sum of its proper divisors (1).

49744579 is an equidigital number, since it uses as much as digits as its factorization.

49744579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 49.

The square root of 49744579 is about 7052.9836948628. The cubic root of 49744579 is about 367.7747592789.

The spelling of 49744579 in words is "forty-nine million, seven hundred forty-four thousand, five hundred seventy-nine".