49949930 has 8 divisors (see below), whose sum is σ = 89909892. Its totient is φ = 19979968.

The previous prime is 49949909. The next prime is 49949957. The reversal of 49949930 is 3994994.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 47348161 + 2601769 = 6881^2 + 1613^2 .

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

It is a Curzon number.

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, 2497487 + ... + 2497506.

Almost surely, 2^49949930 is an apocalyptic number.

49949930 is a deficient number, since it is larger than the sum of its proper divisors (39959962).

49949930 is a wasteful number, since it uses less digits than its factorization.

49949930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4995000.

The product of its (nonzero) digits is 314928, while the sum is 47.

The square root of 49949930 is about 7067.5264414079. The cubic root of 49949930 is about 368.2801358214.

The spelling of 49949930 in words is "forty-nine million, nine hundred forty-nine thousand, nine hundred thirty".