49043799 has 40 divisors (see below), whose sum is σ = 85044608. Its totient is φ = 27585360.

The previous prime is 49043791. The next prime is 49043801. The reversal of 49043799 is 99734094.

It is not a de Polignac number, because 49043799 - 2³ = 49043791 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49043791) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37344 + ... + 38634.

Almost surely, 2^49043799 is an apocalyptic number.

49043799 is a deficient number, since it is larger than the sum of its proper divisors (36000809).

49043799 is a wasteful number, since it uses less digits than its factorization.

49043799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377 (or 1368 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 49043799 is about 7003.1278012043. The cubic root of 49043799 is about 366.0395684176.

The spelling of 49043799 in words is "forty-nine million, forty-three thousand, seven hundred ninety-nine".