334442401 has 4 divisors (see below), whose sum is σ = 334591812. Its totient is φ = 334292992.

The previous prime is 334442399. The next prime is 334442429. The reversal of 334442401 is 104244433.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104244433 = 233 ⋅447401.

It can be written as a sum of positive squares in 2 ways, for example, as 260499600 + 73942801 = 16140^2 + 8599^2 .

It is a cyclic number.

It is not a de Polignac number, because 334442401 - 2¹ = 334442399 is a prime.

It is a super-2 number, since 2×334442401² = 223703439173289602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334442491) 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, 71296 + ... + 75841.

It is an arithmetic number, because the mean of its divisors is an integer number (83647953).

Almost surely, 2^334442401 is an apocalyptic number.

It is an amenable number.

334442401 is a deficient number, since it is larger than the sum of its proper divisors (149411).

334442401 is a wasteful number, since it uses less digits than its factorization.

334442401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149410.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 334442401 is about 18287.7664300483. The cubic root of 334442401 is about 694.1294076384.

Adding to 334442401 its reverse (104244433), we get a palindrome (438686834).

The spelling of 334442401 in words is "three hundred thirty-four million, four hundred forty-two thousand, four hundred one".