45166122 has 48 divisors (see below), whose sum is σ = 101991240. Its totient is φ = 14432256.

The previous prime is 45166103. The next prime is 45166139. The reversal of 45166122 is 22166154.

45166122 is a `hidden beast` number, since 45 + 1 + 6 + 612 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 36469521 + 8696601 = 6039^2 + 2949^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48154 + ... + 49082.

Almost surely, 2^45166122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45166122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50995620).

45166122 is an abundant number, since it is smaller than the sum of its proper divisors (56825118).

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

45166122 is a wasteful number, since it uses less digits than its factorization.

45166122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047 (or 1044 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 45166122 is about 6720.5745290116. The cubic root of 45166122 is about 356.1264805392.

The spelling of 45166122 in words is "forty-five million, one hundred sixty-six thousand, one hundred twenty-two".