55224332 has 6 divisors (see below), whose sum is σ = 96642588. Its totient is φ = 27612164.

The previous prime is 55224329. The next prime is 55224349. The reversal of 55224332 is 23342255.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6903038 + ... + 6903045.

It is an arithmetic number, because the mean of its divisors is an integer number (16107098).

Almost surely, 2^55224332 is an apocalyptic number.

It is an amenable number.

55224332 is a deficient number, since it is larger than the sum of its proper divisors (41418256).

55224332 is a wasteful number, since it uses less digits than its factorization.

55224332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806087 (or 13806085 counting only the distinct ones).

The product of its digits is 7200, while the sum is 26.

The square root of 55224332 is about 7431.3075565475. The cubic root of 55224332 is about 380.8115895038.

Adding to 55224332 its reverse (23342255), we get a palindrome (78566587).

The spelling of 55224332 in words is "fifty-five million, two hundred twenty-four thousand, three hundred thirty-two".