55123322 has 8 divisors (see below), whose sum is σ = 83817876. Its totient is φ = 27184032.

The previous prime is 55123283. The next prime is 55123331. The reversal of 55123322 is 22332155.

It can be written as a sum of positive squares in 2 ways, for example, as 51394561 + 3728761 = 7169^2 + 1931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188633 + ... + 188924.

Almost surely, 2^55123322 is an apocalyptic number.

55123322 is a deficient number, since it is larger than the sum of its proper divisors (28694554).

55123322 is a wasteful number, since it uses less digits than its factorization.

55123322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377632.

The product of its digits is 1800, while the sum is 23.

The square root of 55123322 is about 7424.5081992008. The cubic root of 55123322 is about 380.5792688732.

Adding to 55123322 its reverse (22332155), we get a palindrome (77455477).

The spelling of 55123322 in words is "fifty-five million, one hundred twenty-three thousand, three hundred twenty-two".