266707242 has 40 divisors (see below), whose sum is σ = 611535936. Its totient is φ = 86832648.

The previous prime is 266707219. The next prime is 266707249. The reversal of 266707242 is 242707662.

It is a super-2 number, since 2×266707242² = 142265505870493128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266707197 and 266707206.

It is not an unprimeable number, because it can be changed into a prime (266707249) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12178 + ... + 26109.

Almost surely, 2^266707242 is an apocalyptic number.

266707242 is an abundant number, since it is smaller than the sum of its proper divisors (344828694).

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

266707242 is a wasteful number, since it uses less digits than its factorization.

266707242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38344 (or 38335 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 266707242 is about 16331.1739320846. The cubic root of 266707242 is about 643.6922339595.

The spelling of 266707242 in words is "two hundred sixty-six million, seven hundred seven thousand, two hundred forty-two".