266667022 has 16 divisors (see below), whose sum is σ = 415452672. Its totient is φ = 128235960.

The previous prime is 266667019. The next prime is 266667041. The reversal of 266667022 is 220766662.

It is a super-2 number, since 2×266667022² = 142222601244696968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3088 + ... + 23299.

It is an arithmetic number, because the mean of its divisors is an integer number (25965792).

Almost surely, 2^266667022 is an apocalyptic number.

266667022 is a deficient number, since it is larger than the sum of its proper divisors (148785650).

266667022 is a wasteful number, since it uses less digits than its factorization.

266667022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26583.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 266667022 is about 16329.9424983678. The cubic root of 266667022 is about 643.6598756291.

The spelling of 266667022 in words is "two hundred sixty-six million, six hundred sixty-seven thousand, twenty-two".