266322942 has 24 divisors (see below), whose sum is σ = 577485480. Its totient is φ = 88704720.

The previous prime is 266322887. The next prime is 266322949. The reversal of 266322942 is 249223662.

It is a junction number, because it is equal to n+sod(n) for n = 266322897 and 266322906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266322949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21192 + ... + 31332.

It is an arithmetic number, because the mean of its divisors is an integer number (24061895).

Almost surely, 2^266322942 is an apocalyptic number.

266322942 is an abundant number, since it is smaller than the sum of its proper divisors (311162538).

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

266322942 is a wasteful number, since it uses less digits than its factorization.

266322942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11608 (or 11605 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 266322942 is about 16319.4038494058. The cubic root of 266322942 is about 643.3829187323.

The spelling of 266322942 in words is "two hundred sixty-six million, three hundred twenty-two thousand, nine hundred forty-two".