263159225 has 12 divisors (see below), whose sum is σ = 372934464. Its totient is φ = 180451920.

The previous prime is 263159179. The next prime is 263159231. The reversal of 263159225 is 522951362.

It is not a de Polignac number, because 263159225 - 2¹² = 263155129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751709 + ... + 752058.

It is an arithmetic number, because the mean of its divisors is an integer number (31077872).

Almost surely, 2^263159225 is an apocalyptic number.

263159225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

263159225 is a deficient number, since it is larger than the sum of its proper divisors (109775239).

263159225 is a wasteful number, since it uses less digits than its factorization.

263159225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503784 (or 1503779 counting only the distinct ones).

The product of its digits is 32400, while the sum is 35.

The square root of 263159225 is about 16222.1831144886. The cubic root of 263159225 is about 640.8251279564.

The spelling of 263159225 in words is "two hundred sixty-three million, one hundred fifty-nine thousand, two hundred twenty-five".