49931494 has 8 divisors (see below), whose sum is σ = 75065400. Its totient is φ = 24909696.

The previous prime is 49931491. The next prime is 49931501. The reversal of 49931494 is 49413994.

It is a happy number.

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 49931494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49931491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26904 + ... + 28699.

It is an arithmetic number, because the mean of its divisors is an integer number (9383175).

Almost surely, 2^49931494 is an apocalyptic number.

49931494 is a deficient number, since it is larger than the sum of its proper divisors (25133906).

49931494 is a wasteful number, since it uses less digits than its factorization.

49931494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56054.

The product of its digits is 139968, while the sum is 43.

The square root of 49931494 is about 7066.2220457611. Note that the first 3 decimals coincide. The cubic root of 49931494 is about 368.2348207890.

The spelling of 49931494 in words is "forty-nine million, nine hundred thirty-one thousand, four hundred ninety-four".