51422052 has 24 divisors (see below), whose sum is σ = 130892832. Its totient is φ = 15582400.

The previous prime is 51422047. The next prime is 51422117. The reversal of 51422052 is 25022415.

It is a happy 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, 194649 + ... + 194912.

It is an arithmetic number, because the mean of its divisors is an integer number (5453868).

Almost surely, 2^51422052 is an apocalyptic number.

It is an amenable number.

51422052 is an abundant number, since it is smaller than the sum of its proper divisors (79470780).

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

51422052 is a wasteful number, since it uses less digits than its factorization.

51422052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389579 (or 389577 counting only the distinct ones).

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

The square root of 51422052 is about 7170.9170961600. The cubic root of 51422052 is about 371.8631419329.

Adding to 51422052 its reverse (25022415), we get a palindrome (76444467).

The spelling of 51422052 in words is "fifty-one million, four hundred twenty-two thousand, fifty-two".