55610022 has 32 divisors (see below), whose sum is σ = 122703840. Its totient is φ = 16692480.

The previous prime is 55610011. The next prime is 55610029. The reversal of 55610022 is 22001655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55610029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5497 + ... + 11892.

It is an arithmetic number, because the mean of its divisors is an integer number (3834495).

Almost surely, 2^55610022 is an apocalyptic number.

55610022 is an abundant number, since it is smaller than the sum of its proper divisors (67093818).

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

55610022 is a wasteful number, since it uses less digits than its factorization.

55610022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17448.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 55610022 is about 7457.2127500830. The cubic root of 55610022 is about 381.6960704852.

Adding to 55610022 its reverse (22001655), we get a palindrome (77611677).

The spelling of 55610022 in words is "fifty-five million, six hundred ten thousand, twenty-two".