50339990 has 8 divisors (see below), whose sum is σ = 90612000. Its totient is φ = 20135992.

The previous prime is 50339959. The next prime is 50340007. The reversal of 50339990 is 9993305.

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

It is a super-2 number, since 2×50339990² = 5068229186400200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2516990 + ... + 2517009.

It is an arithmetic number, because the mean of its divisors is an integer number (11326500).

Almost surely, 2^50339990 is an apocalyptic number.

50339990 is a deficient number, since it is larger than the sum of its proper divisors (40272010).

50339990 is a wasteful number, since it uses less digits than its factorization.

50339990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5034006.

The product of its (nonzero) digits is 32805, while the sum is 38.

The square root of 50339990 is about 7095.0680053119. The cubic root of 50339990 is about 369.2362868989.

The spelling of 50339990 in words is "fifty million, three hundred thirty-nine thousand, nine hundred ninety".