434234142 has 32 divisors (see below), whose sum is σ = 965813760. Its totient is φ = 144617400.

The previous prime is 434234137. The next prime is 434234147. The reversal of 434234142 is 241432434.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (434234137) and next prime (434234147).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434234147) 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, 74017 + ... + 79667.

It is an arithmetic number, because the mean of its divisors is an integer number (30181680).

Almost surely, 2^434234142 is an apocalyptic number.

434234142 is an abundant number, since it is smaller than the sum of its proper divisors (531579618).

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

434234142 is a wasteful number, since it uses less digits than its factorization.

434234142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7085 (or 7079 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 434234142 is about 20838.2854860951. The cubic root of 434234142 is about 757.2535577107.

Adding to 434234142 its reverse (241432434), we get a palindrome (675666576).

The spelling of 434234142 in words is "four hundred thirty-four million, two hundred thirty-four thousand, one hundred forty-two".