45994566 has 24 divisors (see below), whose sum is σ = 93791880. Its totient is φ = 15036736.

The previous prime is 45994561. The next prime is 45994567. The reversal of 45994566 is 66549954.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45994561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15490 + ... + 18218.

It is an arithmetic number, because the mean of its divisors is an integer number (3907995).

Almost surely, 2^45994566 is an apocalyptic number.

45994566 is an abundant number, since it is smaller than the sum of its proper divisors (47797314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45994566 is a wasteful number, since it uses less digits than its factorization.

45994566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840 (or 2787 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 48.

The square root of 45994566 is about 6781.9293714989. The cubic root of 45994566 is about 358.2906776459.

The spelling of 45994566 in words is "forty-five million, nine hundred ninety-four thousand, five hundred sixty-six".