45021066 has 32 divisors (see below), whose sum is σ = 95629248. Its totient is φ = 14081280.

The previous prime is 45021059. The next prime is 45021091. The reversal of 45021066 is 66012054.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57856 + ... + 58628.

It is an arithmetic number, because the mean of its divisors is an integer number (2988414).

Almost surely, 2^45021066 is an apocalyptic number.

45021066 is an abundant number, since it is smaller than the sum of its proper divisors (50608182).

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

45021066 is a wasteful number, since it uses less digits than its factorization.

45021066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 45021066 is about 6709.7739157143. The cubic root of 45021066 is about 355.7448251342.

The spelling of 45021066 in words is "forty-five million, twenty-one thousand, sixty-six".