434342540 has 48 divisors (see below), whose sum is σ = 924155904. Its totient is φ = 171460800.

The previous prime is 434342539. The next prime is 434342621. The reversal of 434342540 is 45243434.

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, 688025 + ... + 688655.

It is an arithmetic number, because the mean of its divisors is an integer number (19253248).

Almost surely, 2^434342540 is an apocalyptic number.

It is an amenable number.

434342540 is an abundant number, since it is smaller than the sum of its proper divisors (489813364).

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

434342540 is a wasteful number, since it uses less digits than its factorization.

434342540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038 (or 1036 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 434342540 is about 20840.8862575467. The cubic root of 434342540 is about 757.3165636130.

Adding to 434342540 its reverse (45243434), we get a palindrome (479585974).

The spelling of 434342540 in words is "four hundred thirty-four million, three hundred forty-two thousand, five hundred forty".