55545246 has 24 divisors (see below), whose sum is σ = 126682920. Its totient is φ = 17540496.

The previous prime is 55545241. The next prime is 55545271. The reversal of 55545246 is 64254555.

It is a self number, because there is not a number n which added to its sum of digits gives 55545246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55545241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80865 + ... + 81548.

It is an arithmetic number, because the mean of its divisors is an integer number (5278455).

Almost surely, 2^55545246 is an apocalyptic number.

55545246 is an abundant number, since it is smaller than the sum of its proper divisors (71137674).

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

55545246 is a wasteful number, since it uses less digits than its factorization.

55545246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162440 (or 162437 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The square root of 55545246 is about 7452.8683069004. The cubic root of 55545246 is about 381.5478097341.

The spelling of 55545246 in words is "fifty-five million, five hundred forty-five thousand, two hundred forty-six".