105854666 has 16 divisors (see below), whose sum is σ = 161476200. Its totient is φ = 52036800.

The previous prime is 105854659. The next prime is 105854701. The reversal of 105854666 is 666458501.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 105781225 + 73441 = 10285^2 + 271^2 .

It is a super-2 number, since 2×105854666² = 22410420627943112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28340 + ... + 31856.

It is the magic constant of a 596 × 596 magic square.

Almost surely, 2^105854666 is an apocalyptic number.

105854666 is a deficient number, since it is larger than the sum of its proper divisors (55621534).

105854666 is a wasteful number, since it uses less digits than its factorization.

105854666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3769.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 105854666 is about 10288.5696770737. The cubic root of 105854666 is about 473.0459573902.

It can be divided in two parts, 10585 and 4666, that added together give a palindrome (15251).

The spelling of 105854666 in words is "one hundred five million, eight hundred fifty-four thousand, six hundred sixty-six".