414429391 has 4 divisors (see below), whose sum is σ = 414473800. Its totient is φ = 414384984.

The previous prime is 414429331. The next prime is 414429397. The reversal of 414429391 is 193924414.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 414429391 - 2²³ = 406040783 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 414429391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (414429397) 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, 2196 + ... + 28873.

It is an arithmetic number, because the mean of its divisors is an integer number (103618450).

Almost surely, 2^414429391 is an apocalyptic number.

414429391 is a deficient number, since it is larger than the sum of its proper divisors (44409).

414429391 is a wasteful number, since it uses less digits than its factorization.

414429391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44408.

The product of its digits is 31104, while the sum is 37.

The square root of 414429391 is about 20357.5389229641. The cubic root of 414429391 is about 745.5615728926.

The spelling of 414429391 in words is "four hundred fourteen million, four hundred twenty-nine thousand, three hundred ninety-one".