226151666 has 32 divisors (see below), whose sum is σ = 373222080. Its totient is φ = 102142656.

The previous prime is 226151633. The next prime is 226151693. The reversal of 226151666 is 666151622.

It is a super-2 number, since 2×226151666² = 102289152069151112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342845 + ... + 343503.

It is an arithmetic number, because the mean of its divisors is an integer number (11663190).

Almost surely, 2^226151666 is an apocalyptic number.

226151666 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

226151666 is a deficient number, since it is larger than the sum of its proper divisors (147070414).

226151666 is a wasteful number, since it uses less digits than its factorization.

226151666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938.

The product of its digits is 25920, while the sum is 35.

The square root of 226151666 is about 15038.3398684828. The cubic root of 226151666 is about 609.2561622166.

The spelling of 226151666 in words is "two hundred twenty-six million, one hundred fifty-one thousand, six hundred sixty-six".