55449246 has 16 divisors (see below), whose sum is σ = 110978064. Its totient is φ = 18469824.

The previous prime is 55449241. The next prime is 55449263. The reversal of 55449246 is 64294455.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55449241) 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, 9640 + ... + 14276.

It is an arithmetic number, because the mean of its divisors is an integer number (6936129).

Almost surely, 2^55449246 is an apocalyptic number.

55449246 is an abundant number, since it is smaller than the sum of its proper divisors (55528818).

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

55449246 is a wasteful number, since it uses less digits than its factorization.

55449246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6635.

The product of its digits is 172800, while the sum is 39.

The square root of 55449246 is about 7446.4250483034. The cubic root of 55449246 is about 381.3278706476.

The spelling of 55449246 in words is "fifty-five million, four hundred forty-nine thousand, two hundred forty-six".