414165221 has 4 divisors (see below), whose sum is σ = 418036032. Its totient is φ = 410294412.

The previous prime is 414165217. The next prime is 414165253. The reversal of 414165221 is 122561414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 414165221 - 2² = 414165217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (414165421) 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, 1935245 + ... + 1935458.

It is an arithmetic number, because the mean of its divisors is an integer number (104509008).

Almost surely, 2^414165221 is an apocalyptic number.

It is an amenable number.

414165221 is a deficient number, since it is larger than the sum of its proper divisors (3870811).

414165221 is a wasteful number, since it uses less digits than its factorization.

414165221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870810.

The product of its digits is 1920, while the sum is 26.

The square root of 414165221 is about 20351.0496289503. The cubic root of 414165221 is about 745.4031246195.

The spelling of 414165221 in words is "four hundred fourteen million, one hundred sixty-five thousand, two hundred twenty-one".