45165458 has 16 divisors (see below), whose sum is σ = 73633560. Its totient is φ = 20653056.

The previous prime is 45165457. The next prime is 45165467. The reversal of 45165458 is 85456154.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 38850289 + 6315169 = 6233^2 + 2513^2 .

It is not an unprimeable number, because it can be changed into a prime (45165457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5135 + ... + 10802.

Almost surely, 2^45165458 is an apocalyptic number.

45165458 is a deficient number, since it is larger than the sum of its proper divisors (28468102).

45165458 is a wasteful number, since it uses less digits than its factorization.

45165458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16061.

The product of its digits is 96000, while the sum is 38.

The square root of 45165458 is about 6720.5251282917. The cubic root of 45165458 is about 356.1247353584.

The spelling of 45165458 in words is "forty-five million, one hundred sixty-five thousand, four hundred fifty-eight".