55327896 has 72 divisors (see below), whose sum is σ = 162295380. Its totient is φ = 17020224.

The previous prime is 55327891. The next prime is 55327933. The reversal of 55327896 is 69872355.

It is a happy number.

55327896 is a `hidden beast` number, since 553 + 2 + 7 + 8 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×55327896² = 6122352151573632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55327891) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9895 + ... + 14441.

Almost surely, 2^55327896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55327896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81147690).

55327896 is an abundant number, since it is smaller than the sum of its proper divisors (106967484).

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

55327896 is a wasteful number, since it uses less digits than its factorization.

55327896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4585 (or 4565 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 55327896 is about 7438.2723800625. The cubic root of 55327896 is about 381.0494903368.

The spelling of 55327896 in words is "fifty-five million, three hundred twenty-seven thousand, eight hundred ninety-six".