434268381 has 8 divisors (see below), whose sum is σ = 584436384. Its totient is φ = 286806320.

The previous prime is 434268353. The next prime is 434268409. The reversal of 434268381 is 183862434.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (434268353) and next prime (434268409).

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

It is a cyclic number.

It is not a de Polignac number, because 434268381 - 2⁷ = 434268253 is a prime.

It is a super-2 number, since 2×434268381² = 377178053472722322, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434268581) 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, 676110 + ... + 676751.

It is an arithmetic number, because the mean of its divisors is an integer number (73054548).

Almost surely, 2^434268381 is an apocalyptic number.

It is an amenable number.

434268381 is a deficient number, since it is larger than the sum of its proper divisors (150168003).

434268381 is a wasteful number, since it uses less digits than its factorization.

434268381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352971.

The product of its digits is 110592, while the sum is 39.

The square root of 434268381 is about 20839.1070106183. The cubic root of 434268381 is about 757.2734601248.

The spelling of 434268381 in words is "four hundred thirty-four million, two hundred sixty-eight thousand, three hundred eighty-one".