45632168 has 16 divisors (see below), whose sum is σ = 85632660. Its totient is φ = 22796800.

The previous prime is 45632107. The next prime is 45632177. The reversal of 45632168 is 86123654.

It can be written as a sum of positive squares in 2 ways, for example, as 44382244 + 1249924 = 6662^2 + 1118^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15278 + ... + 18018.

Almost surely, 2^45632168 is an apocalyptic number.

It is an amenable number.

45632168 is a deficient number, since it is larger than the sum of its proper divisors (40000492).

45632168 is a wasteful number, since it uses less digits than its factorization.

45632168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4828 (or 4824 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 45632168 is about 6755.1586213797. The cubic root of 45632168 is about 357.3471868778.

The spelling of 45632168 in words is "forty-five million, six hundred thirty-two thousand, one hundred sixty-eight".