340414434 has 16 divisors (see below), whose sum is σ = 756476640. Its totient is φ = 113471460.

The previous prime is 340414433. The next prime is 340414447. The reversal of 340414434 is 434414043.

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

It is a junction number, because it is equal to n+sod(n) for n = 340414398 and 340414407.

It is not an unprimeable number, because it can be changed into a prime (340414433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3151932 + ... + 3152039.

It is an arithmetic number, because the mean of its divisors is an integer number (47279790).

Almost surely, 2^340414434 is an apocalyptic number.

340414434 is an abundant number, since it is smaller than the sum of its proper divisors (416062206).

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

340414434 is a wasteful number, since it uses less digits than its factorization.

340414434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6303982 (or 6303976 counting only the distinct ones).

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

The square root of 340414434 is about 18450.3234117996. The cubic root of 340414434 is about 698.2366734077.

Adding to 340414434 its reverse (434414043), we get a palindrome (774828477).

The spelling of 340414434 in words is "three hundred forty million, four hundred fourteen thousand, four hundred thirty-four".