55411446 has 16 divisors (see below), whose sum is σ = 114398208. Its totient is φ = 17874600.

The previous prime is 55411441. The next prime is 55411451. The reversal of 55411446 is 64411455.

It is an interprime number because it is at equal distance from previous prime (55411441) and next prime (55411451).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55411441) 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, 148770 + ... + 149141.

It is an arithmetic number, because the mean of its divisors is an integer number (7149888).

Almost surely, 2^55411446 is an apocalyptic number.

55411446 is an abundant number, since it is smaller than the sum of its proper divisors (58986762).

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

55411446 is a wasteful number, since it uses less digits than its factorization.

55411446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297947.

The product of its digits is 9600, while the sum is 30.

The square root of 55411446 is about 7443.8864848948. The cubic root of 55411446 is about 381.2411999760.

Subtracting 55411446 from its reverse (64411455), we obtain a palindrome (9000009).

The spelling of 55411446 in words is "fifty-five million, four hundred eleven thousand, four hundred forty-six".