51102622 has 8 divisors (see below), whose sum is σ = 76931496. Its totient is φ = 25458792.

The previous prime is 51102599. The next prime is 51102637. The reversal of 51102622 is 22620115.

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

It is a super-2 number, since 2×51102622² = 5222955950549768, 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 51102622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45568 + ... + 46675.

It is an arithmetic number, because the mean of its divisors is an integer number (9616437).

Almost surely, 2^51102622 is an apocalyptic number.

51102622 is a deficient number, since it is larger than the sum of its proper divisors (25828874).

51102622 is a wasteful number, since it uses less digits than its factorization.

51102622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92522.

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

The square root of 51102622 is about 7148.6097949182. The cubic root of 51102622 is about 371.0915465388.

Adding to 51102622 its reverse (22620115), we get a palindrome (73722737).

The spelling of 51102622 in words is "fifty-one million, one hundred two thousand, six hundred twenty-two".