10263855 has 32 divisors (see below), whose sum is σ = 18892800. Its totient is φ = 4660992.

The previous prime is 10263853. The next prime is 10263859. The reversal of 10263855 is 55836201.

It is not a de Polignac number, because 10263855 - 2¹ = 10263853 is a prime.

It is a super-2 number, since 2×10263855² = 210693438922050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10263853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24891 + ... + 25299.

It is an arithmetic number, because the mean of its divisors is an integer number (590400).

Almost surely, 2^10263855 is an apocalyptic number.

10263855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10263855 is a deficient number, since it is larger than the sum of its proper divisors (8628945).

10263855 is a wasteful number, since it uses less digits than its factorization.

10263855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 10263855 is about 3203.7251754793. The cubic root of 10263855 is about 217.3219046792.

The spelling of 10263855 in words is "ten million, two hundred sixty-three thousand, eight hundred fifty-five".