263740452 has 24 divisors (see below), whose sum is σ = 617672832. Its totient is φ = 87588000.

The previous prime is 263740441. The next prime is 263740487. The reversal of 263740452 is 254047362.

263740452 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37299 + ... + 43802.

It is an arithmetic number, because the mean of its divisors is an integer number (25736368).

Almost surely, 2^263740452 is an apocalyptic number.

It is an amenable number.

263740452 is an abundant number, since it is smaller than the sum of its proper divisors (353932380).

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

263740452 is a wasteful number, since it uses less digits than its factorization.

263740452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81379 (or 81377 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 263740452 is about 16240.0878076444. The cubic root of 263740452 is about 641.2965674909.

The spelling of 263740452 in words is "two hundred sixty-three million, seven hundred forty thousand, four hundred fifty-two".