55026369 has 24 divisors (see below), whose sum is σ = 84152640. Its totient is φ = 34588512.

The previous prime is 55026341. The next prime is 55026383. The reversal of 55026369 is 96362055.

It is not a de Polignac number, because 55026369 - 2⁷ = 55026241 is a prime.

It is a super-2 number, since 2×55026369² = 6055802570648322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55026319) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8772 + ... + 13674.

It is an arithmetic number, because the mean of its divisors is an integer number (3506360).

Almost surely, 2^55026369 is an apocalyptic number.

It is an amenable number.

55026369 is a deficient number, since it is larger than the sum of its proper divisors (29126271).

55026369 is a wasteful number, since it uses less digits than its factorization.

55026369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981 (or 4978 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 55026369 is about 7417.9760716789. The cubic root of 55026369 is about 380.3560121560.

The spelling of 55026369 in words is "fifty-five million, twenty-six thousand, three hundred sixty-nine".