56003263 has 8 divisors (see below), whose sum is σ = 58500000. Its totient is φ = 53544288.

The previous prime is 56003257. The next prime is 56003281. The reversal of 56003263 is 36230065.

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

It is a cyclic number.

It is not a de Polignac number, because 56003263 - 2⁵ = 56003231 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56003293) 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, 6388 + ... + 12361.

It is an arithmetic number, because the mean of its divisors is an integer number (7312500).

Almost surely, 2^56003263 is an apocalyptic number.

56003263 is a deficient number, since it is larger than the sum of its proper divisors (2496737).

56003263 is a wasteful number, since it uses less digits than its factorization.

56003263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18881.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 56003263 is about 7483.5327887302. The cubic root of 56003263 is about 382.5936672369.

The spelling of 56003263 in words is "fifty-six million, three thousand, two hundred sixty-three".