434155340 has 12 divisors (see below), whose sum is σ = 911726256. Its totient is φ = 173662128.

The previous prime is 434155331. The next prime is 434155349. The reversal of 434155340 is 43551434.

It is an interprime number because it is at equal distance from previous prime (434155331) and next prime (434155349).

It is not an unprimeable number, because it can be changed into a prime (434155349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10853864 + ... + 10853903.

It is an arithmetic number, because the mean of its divisors is an integer number (75977188).

Almost surely, 2^434155340 is an apocalyptic number.

It is an amenable number.

434155340 is an abundant number, since it is smaller than the sum of its proper divisors (477570916).

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

434155340 is a wasteful number, since it uses less digits than its factorization.

434155340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21707776 (or 21707774 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 434155340 is about 20836.3946017539. The cubic root of 434155340 is about 757.2077477823.

The spelling of 434155340 in words is "four hundred thirty-four million, one hundred fifty-five thousand, three hundred forty".