55323436 has 24 divisors (see below), whose sum is σ = 113639456. Its totient is φ = 23068800.

The previous prime is 55323431. The next prime is 55323439. The reversal of 55323436 is 63432355.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55323398 and 55323407.

It is not an unprimeable number, because it can be changed into a prime (55323431) 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, 25665 + ... + 27736.

Almost surely, 2^55323436 is an apocalyptic number.

It is an amenable number.

55323436 is an abundant number, since it is smaller than the sum of its proper divisors (58316020).

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

55323436 is a wasteful number, since it uses less digits than its factorization.

55323436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53449 (or 53447 counting only the distinct ones).

The product of its digits is 32400, while the sum is 31.

The square root of 55323436 is about 7437.9725732218. The cubic root of 55323436 is about 381.0392512198.

The spelling of 55323436 in words is "fifty-five million, three hundred twenty-three thousand, four hundred thirty-six".