55051622 has 8 divisors (see below), whose sum is σ = 83810136. Its totient is φ = 27114912.

The previous prime is 55051603. The next prime is 55051631. The reversal of 55051622 is 22615055.

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

It is a junction number, because it is equal to n+sod(n) for n = 55051591 and 55051600.

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, 205283 + ... + 205550.

It is an arithmetic number, because the mean of its divisors is an integer number (10476267).

Almost surely, 2^55051622 is an apocalyptic number.

55051622 is a deficient number, since it is larger than the sum of its proper divisors (28758514).

55051622 is a wasteful number, since it uses less digits than its factorization.

55051622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410902.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 55051622 is about 7419.6780253593. The cubic root of 55051622 is about 380.4141882727.

Adding to 55051622 its reverse (22615055), we get a palindrome (77666677).

The spelling of 55051622 in words is "fifty-five million, fifty-one thousand, six hundred twenty-two".