263234361 has 32 divisors (see below), whose sum is σ = 392232960. Its totient is φ = 155937600.

The previous prime is 263234353. The next prime is 263234371. The reversal of 263234361 is 163432362.

It is not a de Polignac number, because 263234361 - 2³ = 263234353 is a prime.

It is a super-2 number, since 2×263234361² = 138584657622156642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (263234311) 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, 288496 + ... + 289406.

It is an arithmetic number, because the mean of its divisors is an integer number (12257280).

Almost surely, 2^263234361 is an apocalyptic number.

It is an amenable number.

263234361 is a deficient number, since it is larger than the sum of its proper divisors (128998599).

263234361 is a wasteful number, since it uses less digits than its factorization.

263234361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197.

The product of its digits is 15552, while the sum is 30.

The square root of 263234361 is about 16224.4987904095. The cubic root of 263234361 is about 640.8861106246.

The spelling of 263234361 in words is "two hundred sixty-three million, two hundred thirty-four thousand, three hundred sixty-one".