55253322 has 24 divisors (see below), whose sum is σ = 122637060. Its totient is φ = 17968320.

The previous prime is 55253309. The next prime is 55253339. The reversal of 55253322 is 22335255.

It can be written as a sum of positive squares in 2 ways, for example, as 46662561 + 8590761 = 6831^2 + 2931^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36697 + ... + 38172.

Almost surely, 2^55253322 is an apocalyptic number.

55253322 is an abundant number, since it is smaller than the sum of its proper divisors (67383738).

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

55253322 is a wasteful number, since it uses less digits than its factorization.

55253322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74918 (or 74915 counting only the distinct ones).

The product of its digits is 9000, while the sum is 27.

The square root of 55253322 is about 7433.2578322025. The cubic root of 55253322 is about 380.8782134983.

Adding to 55253322 its reverse (22335255), we get a palindrome (77588577).

The spelling of 55253322 in words is "fifty-five million, two hundred fifty-three thousand, three hundred twenty-two".