52051422 has 16 divisors (see below), whose sum is σ = 105810192. Its totient is φ = 17065920.

The previous prime is 52051411. The next prime is 52051451. The reversal of 52051422 is 22415025.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70743 + ... + 71474.

It is an arithmetic number, because the mean of its divisors is an integer number (6613137).

Almost surely, 2^52051422 is an apocalyptic number.

52051422 is an abundant number, since it is smaller than the sum of its proper divisors (53758770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52051422 is a wasteful number, since it uses less digits than its factorization.

52051422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142283.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 52051422 is about 7214.6671440892. The cubic root of 52051422 is about 373.3741092438.

Adding to 52051422 its reverse (22415025), we get a palindrome (74466447).

The spelling of 52051422 in words is "fifty-two million, fifty-one thousand, four hundred twenty-two".