334402420 has 24 divisors (see below), whose sum is σ = 766086048. Its totient is φ = 121600800.

The previous prime is 334402417. The next prime is 334402423. The reversal of 334402420 is 24204433.

It is an interprime number because it is at equal distance from previous prime (334402417) and next prime (334402423).

It is a super-2 number, since 2×334402420² = 223649957003712800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 334402391 and 334402400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334402423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759786 + ... + 760225.

It is an arithmetic number, because the mean of its divisors is an integer number (31920252).

Almost surely, 2^334402420 is an apocalyptic number.

It is an amenable number.

334402420 is an abundant number, since it is smaller than the sum of its proper divisors (431683628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

334402420 is a wasteful number, since it uses less digits than its factorization.

334402420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520031 (or 1520029 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 334402420 is about 18286.6732895844. The cubic root of 334402420 is about 694.1017465786.

Adding to 334402420 its reverse (24204433), we get a palindrome (358606853).

The spelling of 334402420 in words is "three hundred thirty-four million, four hundred two thousand, four hundred twenty".