49668974 has 4 divisors (see below), whose sum is σ = 74503464. Its totient is φ = 24834486.

The previous prime is 49668953. The next prime is 49668979. The reversal of 49668974 is 47986694.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49668979) 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 as a sum of consecutive naturals, namely, 12417242 + ... + 12417245.

It is an arithmetic number, because the mean of its divisors is an integer number (18625866).

Almost surely, 2^49668974 is an apocalyptic number.

49668974 is a deficient number, since it is larger than the sum of its proper divisors (24834490).

49668974 is a wasteful number, since it uses less digits than its factorization.

49668974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24834489.

The product of its digits is 2612736, while the sum is 53.

The square root of 49668974 is about 7047.6218684036. The cubic root of 49668974 is about 367.5883422525.

The spelling of 49668974 in words is "forty-nine million, six hundred sixty-eight thousand, nine hundred seventy-four".