263264023 has 8 divisors (see below), whose sum is σ = 304091280. Its totient is φ = 225252480.

The previous prime is 263264021. The next prime is 263264033. The reversal of 263264023 is 320462362.

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 263264023 - 2¹ = 263264021 is a prime.

It is a super-2 number, since 2×263264023² = 138615891612289058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 263263982 and 263264000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263264021) 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, 703728 + ... + 704101.

It is an arithmetic number, because the mean of its divisors is an integer number (38011410).

Almost surely, 2^263264023 is an apocalyptic number.

263264023 is a deficient number, since it is larger than the sum of its proper divisors (40827257).

263264023 is a wasteful number, since it uses less digits than its factorization.

263264023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407857.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 263264023 is about 16225.4128761027. The cubic root of 263264023 is about 640.9101820133.

The spelling of 263264023 in words is "two hundred sixty-three million, two hundred sixty-four thousand, twenty-three".