50220739 has 2 divisors, whose sum is σ = 50220740. Its totient is φ = 50220738.

The previous prime is 50220679. The next prime is 50220757. The reversal of 50220739 is 93702205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50220739 - 2¹⁵ = 50187971 is a prime.

It is a super-4 number, since 4×50220739⁴ (a number of 32 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (50220539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25110369 + 25110370.

It is an arithmetic number, because the mean of its divisors is an integer number (25110370).

Almost surely, 2^50220739 is an apocalyptic number.

50220739 is a deficient number, since it is larger than the sum of its proper divisors (1).

50220739 is an equidigital number, since it uses as much as digits as its factorization.

50220739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 50220739 is about 7086.6592270265. The cubic root of 50220739 is about 368.9444936253.

The spelling of 50220739 in words is "fifty million, two hundred twenty thousand, seven hundred thirty-nine".