414253666 has 4 divisors (see below), whose sum is σ = 621380502. Its totient is φ = 207126832.

The previous prime is 414253649. The next prime is 414253673. The reversal of 414253666 is 666352414.

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

It can be written as a sum of positive squares in only one way, i.e., 399160441 + 15093225 = 19979^2 + 3885^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103563415 + ... + 103563418.

Almost surely, 2^414253666 is an apocalyptic number.

414253666 is a deficient number, since it is larger than the sum of its proper divisors (207126836).

414253666 is a wasteful number, since it uses less digits than its factorization.

414253666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207126835.

The product of its digits is 103680, while the sum is 37.

The square root of 414253666 is about 20353.2224966957. Note that the first 3 decimals coincide. The cubic root of 414253666 is about 745.4561811323.

The spelling of 414253666 in words is "four hundred fourteen million, two hundred fifty-three thousand, six hundred sixty-six".