916441066 has 16 divisors (see below), whose sum is σ = 1456547400. Its totient is φ = 430963200.

The previous prime is 916441037. The next prime is 916441081. The reversal of 916441066 is 660144619.

It can be written as a sum of positive squares in 4 ways, for example, as 845123041 + 71318025 = 29071^2 + 8445^2 .

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, 43966 + ... + 61366.

Almost surely, 2^916441066 is an apocalyptic number.

916441066 is a deficient number, since it is larger than the sum of its proper divisors (540106334).

916441066 is a wasteful number, since it uses less digits than its factorization.

916441066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18969.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 916441066 is about 30272.7776393247. Note that the first 3 decimals coincide. The cubic root of 916441066 is about 971.3330825958. Note that the first 3 decimals are identical.

The spelling of 916441066 in words is "nine hundred sixteen million, four hundred forty-one thousand, sixty-six".