50422145 has 16 divisors (see below), whose sum is σ = 61896960. Its totient is φ = 39421824.

The previous prime is 50422139. The next prime is 50422147. The reversal of 50422145 is 54122405.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 50422145 - 2¹⁶ = 50356609 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50422145.

It is not an unprimeable number, because it can be changed into a prime (50422147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41669 + ... + 42861.

It is an arithmetic number, because the mean of its divisors is an integer number (3868560).

Almost surely, 2^50422145 is an apocalyptic number.

It is an amenable number.

50422145 is a deficient number, since it is larger than the sum of its proper divisors (11474815).

50422145 is a wasteful number, since it uses less digits than its factorization.

50422145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 50422145 is about 7100.8552301818. The cubic root of 50422145 is about 369.4370426006.

The spelling of 50422145 in words is "fifty million, four hundred twenty-two thousand, one hundred forty-five".