55859253 has 8 divisors (see below), whose sum is σ = 75741600. Its totient is φ = 36608208.

The previous prime is 55859231. The next prime is 55859257. The reversal of 55859253 is 35295855.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55859253 - 2⁸ = 55858997 is a prime.

It is a super-2 number, since 2×55859253² = 6240512291436018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55859257) 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, 157618 + ... + 157971.

It is an arithmetic number, because the mean of its divisors is an integer number (9467700).

Almost surely, 2^55859253 is an apocalyptic number.

It is an amenable number.

55859253 is a deficient number, since it is larger than the sum of its proper divisors (19882347).

55859253 is a wasteful number, since it uses less digits than its factorization.

55859253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315651.

The product of its digits is 270000, while the sum is 42.

The square root of 55859253 is about 7473.9048027119. The cubic root of 55859253 is about 382.2654446450.

The spelling of 55859253 in words is "fifty-five million, eight hundred fifty-nine thousand, two hundred fifty-three".