49718642 has 8 divisors (see below), whose sum is σ = 78964956. Its totient is φ = 23396992.

The previous prime is 49718633. The next prime is 49718653. The reversal of 49718642 is 24681794.

It can be written as a sum of positive squares in 2 ways, for example, as 48874081 + 844561 = 6991^2 + 919^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 49718642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731123 + ... + 731190.

Almost surely, 2^49718642 is an apocalyptic number.

49718642 is a deficient number, since it is larger than the sum of its proper divisors (29246314).

49718642 is a wasteful number, since it uses less digits than its factorization.

49718642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462332.

The product of its digits is 96768, while the sum is 41.

The square root of 49718642 is about 7051.1447297584. The cubic root of 49718642 is about 367.7108284782.

The spelling of 49718642 in words is "forty-nine million, seven hundred eighteen thousand, six hundred forty-two".