51413122 has 8 divisors (see below), whose sum is σ = 78913296. Its totient is φ = 25108692.

The previous prime is 51413113. The next prime is 51413123. The reversal of 51413122 is 22131415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×51413122² = 5286618227573768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51413122.

It is not an unprimeable number, because it can be changed into a prime (51413123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298828 + ... + 298999.

It is an arithmetic number, because the mean of its divisors is an integer number (9864162).

Almost surely, 2^51413122 is an apocalyptic number.

51413122 is a deficient number, since it is larger than the sum of its proper divisors (27500174).

51413122 is a wasteful number, since it uses less digits than its factorization.

51413122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597872.

The product of its digits is 240, while the sum is 19.

The square root of 51413122 is about 7170.2944151548. The cubic root of 51413122 is about 371.8416146570.

Adding to 51413122 its reverse (22131415), we get a palindrome (73544537).

The spelling of 51413122 in words is "fifty-one million, four hundred thirteen thousand, one hundred twenty-two".