434140412 has 24 divisors (see below), whose sum is σ = 765256800. Its totient is φ = 215502336.

The previous prime is 434140391. The next prime is 434140423. The reversal of 434140412 is 214041434.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429764 + ... + 430772.

It is an arithmetic number, because the mean of its divisors is an integer number (31885700).

Almost surely, 2^434140412 is an apocalyptic number.

It is an amenable number.

434140412 is a deficient number, since it is larger than the sum of its proper divisors (331116388).

434140412 is a wasteful number, since it uses less digits than its factorization.

434140412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685 (or 1683 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 434140412 is about 20836.0363793117. The cubic root of 434140412 is about 757.1990690708.

Adding to 434140412 its reverse (214041434), we get a palindrome (648181846).

The spelling of 434140412 in words is "four hundred thirty-four million, one hundred forty thousand, four hundred twelve".