50290939 has 2 divisors, whose sum is σ = 50290940. Its totient is φ = 50290938.

The previous prime is 50290931. The next prime is 50290957. The reversal of 50290939 is 93909205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50290939 - 2³ = 50290931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50290898 and 50290907.

It is not a weakly prime, because it can be changed into another prime (50290931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25145469 + 25145470.

It is an arithmetic number, because the mean of its divisors is an integer number (25145470).

Almost surely, 2^50290939 is an apocalyptic number.

50290939 is a deficient number, since it is larger than the sum of its proper divisors (1).

50290939 is an equidigital number, since it uses as much as digits as its factorization.

50290939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870, while the sum is 37.

The square root of 50290939 is about 7091.6104658956. The cubic root of 50290939 is about 369.1163206796.

The spelling of 50290939 in words is "fifty million, two hundred ninety thousand, nine hundred thirty-nine".