49994523 has 8 divisors (see below), whose sum is σ = 74066000. Its totient is φ = 33329664.

The previous prime is 49994507. The next prime is 49994533. The reversal of 49994523 is 32549994.

It is a happy number.

It is not a de Polignac number, because 49994523 - 2⁴ = 49994507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49994533) 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 in 7 ways as a sum of consecutive naturals, for example, 925798 + ... + 925851.

It is an arithmetic number, because the mean of its divisors is an integer number (9258250).

Almost surely, 2^49994523 is an apocalyptic number.

49994523 is a deficient number, since it is larger than the sum of its proper divisors (24071477).

49994523 is a wasteful number, since it uses less digits than its factorization.

49994523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851658 (or 1851652 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 49994523 is about 7070.6805188751. The cubic root of 49994523 is about 368.3896977458.

The spelling of 49994523 in words is "forty-nine million, nine hundred ninety-four thousand, five hundred twenty-three".