50090039 has 4 divisors (see below), whose sum is σ = 50105760. Its totient is φ = 50074320.

The previous prime is 50090011. The next prime is 50090057. The reversal of 50090039 is 93009005.

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

It is a cyclic number.

It is not a de Polignac number, because 50090039 - 2⁸ = 50089783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50090009) 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, 1199 + ... + 10080.

It is an arithmetic number, because the mean of its divisors is an integer number (12526440).

Almost surely, 2^50090039 is an apocalyptic number.

50090039 is a deficient number, since it is larger than the sum of its proper divisors (15721).

50090039 is a wasteful number, since it uses less digits than its factorization.

50090039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15720.

The product of its (nonzero) digits is 1215, while the sum is 26.

The square root of 50090039 is about 7077.4316669255. The cubic root of 50090039 is about 368.6241549313.

The spelling of 50090039 in words is "fifty million, ninety thousand, thirty-nine".