334420142 has 32 divisors (see below), whose sum is σ = 594086400. Its totient is φ = 138217248.

The previous prime is 334420133. The next prime is 334420147. The reversal of 334420142 is 241024433.

It is a super-2 number, since 2×334420142² = 223673662750600328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334420147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39959 + ... + 47597.

It is an arithmetic number, because the mean of its divisors is an integer number (18565200).

Almost surely, 2^334420142 is an apocalyptic number.

334420142 is a deficient number, since it is larger than the sum of its proper divisors (259666258).

334420142 is a wasteful number, since it uses less digits than its factorization.

334420142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7760.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 334420142 is about 18287.1578436891. The cubic root of 334420142 is about 694.1140079071.

Adding to 334420142 its reverse (241024433), we get a palindrome (575444575).

The spelling of 334420142 in words is "three hundred thirty-four million, four hundred twenty thousand, one hundred forty-two".