266456472 has 32 divisors (see below), whose sum is σ = 695105280. Its totient is φ = 84956960.

The previous prime is 266456461. The next prime is 266456473. The reversal of 266456472 is 274654662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266456473) 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, 240804 + ... + 241907.

It is an arithmetic number, because the mean of its divisors is an integer number (21722040).

Almost surely, 2^266456472 is an apocalyptic number.

It is an amenable number.

266456472 is an abundant number, since it is smaller than the sum of its proper divisors (428648808).

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

266456472 is a wasteful number, since it uses less digits than its factorization.

266456472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482743 (or 482739 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The square root of 266456472 is about 16323.4944788179. The cubic root of 266456472 is about 643.4904280170.

The spelling of 266456472 in words is "two hundred sixty-six million, four hundred fifty-six thousand, four hundred seventy-two".