416228066 has 4 divisors (see below), whose sum is σ = 624342102. Its totient is φ = 208114032.

The previous prime is 416228063. The next prime is 416228069. The reversal of 416228066 is 660822614.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (416228063) and next prime (416228069).

It can be written as a sum of positive squares in only one way, i.e., 295118041 + 121110025 = 17179^2 + 11005^2 .

It is a super-2 number, since 2×416228066² = 346491605852200712, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (416228063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104057015 + ... + 104057018.

Almost surely, 2^416228066 is an apocalyptic number.

416228066 is a deficient number, since it is larger than the sum of its proper divisors (208114036).

416228066 is a wasteful number, since it uses less digits than its factorization.

416228066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208114035.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 416228066 is about 20401.6682161043. The cubic root of 416228066 is about 746.6386261348.

The spelling of 416228066 in words is "four hundred sixteen million, two hundred twenty-eight thousand, sixty-six".