45166672 has 10 divisors (see below), whose sum is σ = 87510458. Its totient is φ = 22583328.

The previous prime is 45166669. The next prime is 45166673. The reversal of 45166672 is 27666154.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 38489616 + 6677056 = 6204^2 + 2584^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45166673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411443 + ... + 1411474.

Almost surely, 2^45166672 is an apocalyptic number.

It is an amenable number.

45166672 is a deficient number, since it is larger than the sum of its proper divisors (42343786).

45166672 is a wasteful number, since it uses less digits than its factorization.

45166672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2822925 (or 2822919 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 45166672 is about 6720.6154480077. The cubic root of 45166672 is about 356.1279260826.

The spelling of 45166672 in words is "forty-five million, one hundred sixty-six thousand, six hundred seventy-two".