263023464 has 32 divisors (see below), whose sum is σ = 717337440. Its totient is φ = 79704000.

The previous prime is 263023457. The next prime is 263023529. The reversal of 263023464 is 464320362.

It is a happy number.

It is a super-2 number, since 2×263023464² = 138362685229118592, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497887 + ... + 498414.

It is an arithmetic number, because the mean of its divisors is an integer number (22416795).

Almost surely, 2^263023464 is an apocalyptic number.

263023464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

263023464 is an abundant number, since it is smaller than the sum of its proper divisors (454313976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263023464 is a wasteful number, since it uses less digits than its factorization.

263023464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996321 (or 996317 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 263023464 is about 16217.9981502034. The cubic root of 263023464 is about 640.7149107484.

The spelling of 263023464 in words is "two hundred sixty-three million, twenty-three thousand, four hundred sixty-four".