414452021 has 8 divisors (see below), whose sum is σ = 432541080. Its totient is φ = 396616192.

The previous prime is 414452009. The next prime is 414452023. The reversal of 414452021 is 120254414.

It can be written as a sum of positive squares in 4 ways, for example, as 7623121 + 406828900 = 2761^2 + 20170^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-414452021 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 (414452023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59960 + ... + 66513.

It is an arithmetic number, because the mean of its divisors is an integer number (54067635).

Almost surely, 2^414452021 is an apocalyptic number.

It is an amenable number.

414452021 is a deficient number, since it is larger than the sum of its proper divisors (18089059).

414452021 is a wasteful number, since it uses less digits than its factorization.

414452021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126615.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 414452021 is about 20358.0947291243. The cubic root of 414452021 is about 745.5751431586.

It can be divided in two parts, 4144 and 52021, that added together give a palindrome (56165).

The spelling of 414452021 in words is "four hundred fourteen million, four hundred fifty-two thousand, twenty-one".