45831866 has 8 divisors (see below), whose sum is σ = 68996820. Its totient is φ = 22832928.

The previous prime is 45831839. The next prime is 45831883. The reversal of 45831866 is 66813854.

It can be written as a sum of positive squares in 2 ways, for example, as 43494025 + 2337841 = 6595^2 + 1529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40811 + ... + 41918.

Almost surely, 2^45831866 is an apocalyptic number.

45831866 is a deficient number, since it is larger than the sum of its proper divisors (23164954).

45831866 is a wasteful number, since it uses less digits than its factorization.

45831866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83008.

The product of its digits is 138240, while the sum is 41.

The square root of 45831866 is about 6769.9236332473. The cubic root of 45831866 is about 357.8677090976.

The spelling of 45831866 in words is "forty-five million, eight hundred thirty-one thousand, eight hundred sixty-six".