45843664 has 20 divisors (see below), whose sum is σ = 91885860. Its totient is φ = 22131200.

The previous prime is 45843647. The next prime is 45843667. The reversal of 45843664 is 46634854.

It can be written as a sum of positive squares in 2 ways, for example, as 30162064 + 15681600 = 5492^2 + 3960^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45843667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48937 + ... + 49864.

It is an arithmetic number, because the mean of its divisors is an integer number (4594293).

Almost surely, 2^45843664 is an apocalyptic number.

It is an amenable number.

45843664 is an abundant number, since it is smaller than the sum of its proper divisors (46042196).

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

45843664 is a wasteful number, since it uses less digits than its factorization.

45843664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98838 (or 98832 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

The square root of 45843664 is about 6770.7949311731. The cubic root of 45843664 is about 357.8984137970.

The spelling of 45843664 in words is "forty-five million, eight hundred forty-three thousand, six hundred sixty-four".