55611446 has 16 divisors (see below), whose sum is σ = 91348560. Its totient is φ = 25181280.

The previous prime is 55611433. The next prime is 55611449. The reversal of 55611446 is 64411655.

55611446 = 314² + 315² + ... + 582².

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55611449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1220 + ... + 10616.

It is an arithmetic number, because the mean of its divisors is an integer number (5709285).

Almost surely, 2^55611446 is an apocalyptic number.

55611446 is a deficient number, since it is larger than the sum of its proper divisors (35737114).

55611446 is a wasteful number, since it uses less digits than its factorization.

55611446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9679.

The product of its digits is 14400, while the sum is 32.

The square root of 55611446 is about 7457.3082275041. The cubic root of 55611446 is about 381.6993284745.

It can be divided in two parts, 5561 and 1446, that added together give a palindrome (7007).

The spelling of 55611446 in words is "fifty-five million, six hundred eleven thousand, four hundred forty-six".