434012340 has 48 divisors (see below), whose sum is σ = 1224824832. Its totient is φ = 114823296.

The previous prime is 434012339. The next prime is 434012353. The reversal of 434012340 is 43210434.

It is a super-2 number, since 2×434012340² = 376733422544551200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20859 + ... + 36098.

It is an arithmetic number, because the mean of its divisors is an integer number (25517184).

Almost surely, 2^434012340 is an apocalyptic number.

It is an amenable number.

434012340 is an abundant number, since it is smaller than the sum of its proper divisors (790812492).

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

434012340 is a wasteful number, since it uses less digits than its factorization.

434012340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57096 (or 57094 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 434012340 is about 20832.9628233720. The cubic root of 434012340 is about 757.1246035030.

Adding to 434012340 its reverse (43210434), we get a palindrome (477222774).

The spelling of 434012340 in words is "four hundred thirty-four million, twelve thousand, three hundred forty".