45581806 has 8 divisors (see below), whose sum is σ = 69962904. Its totient is φ = 22260840.

The previous prime is 45581803. The next prime is 45581821. The reversal of 45581806 is 60818554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45581803) 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, 264925 + ... + 265096.

It is an arithmetic number, because the mean of its divisors is an integer number (8745363).

Almost surely, 2^45581806 is an apocalyptic number.

45581806 is a deficient number, since it is larger than the sum of its proper divisors (24381098).

45581806 is a wasteful number, since it uses less digits than its factorization.

45581806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530066.

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 45581806 is about 6751.4299226164. The cubic root of 45581806 is about 357.2156762602.

The spelling of 45581806 in words is "forty-five million, five hundred eighty-one thousand, eight hundred six".