55427276 has 24 divisors (see below), whose sum is σ = 103029696. Its totient is φ = 26000640.

The previous prime is 55427257. The next prime is 55427303. The reversal of 55427276 is 67272455.

It is a happy number.

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, 23846 + ... + 26066.

It is an arithmetic number, because the mean of its divisors is an integer number (4292904).

Almost surely, 2^55427276 is an apocalyptic number.

It is an amenable number.

55427276 is a deficient number, since it is larger than the sum of its proper divisors (47602420).

55427276 is a wasteful number, since it uses less digits than its factorization.

55427276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609 (or 2607 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 55427276 is about 7444.9496976138. The cubic root of 55427276 is about 381.2775009814.

The spelling of 55427276 in words is "fifty-five million, four hundred twenty-seven thousand, two hundred seventy-six".