55426322 has 16 divisors (see below), whose sum is σ = 95401152. Its totient is φ = 23658000.

The previous prime is 55426313. The next prime is 55426339. The reversal of 55426322 is 22362455.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4373 + ... + 11400.

It is an arithmetic number, because the mean of its divisors is an integer number (5962572).

Almost surely, 2^55426322 is an apocalyptic number.

55426322 is a deficient number, since it is larger than the sum of its proper divisors (39974830).

55426322 is a wasteful number, since it uses less digits than its factorization.

55426322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16033.

The product of its digits is 14400, while the sum is 29.

The square root of 55426322 is about 7444.8856270597. The cubic root of 55426322 is about 381.2753134854.

Adding to 55426322 its reverse (22362455), we get a palindrome (77788777).

The spelling of 55426322 in words is "fifty-five million, four hundred twenty-six thousand, three hundred twenty-two".