340434396 has 36 divisors (see below), whose sum is σ = 861194152. Its totient is φ = 113392224.

The previous prime is 340434383. The next prime is 340434443. The reversal of 340434396 is 693434043.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 340434396.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60186 + ... + 65598.

Almost surely, 2^340434396 is an apocalyptic number.

340434396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

340434396 is an abundant number, since it is smaller than the sum of its proper divisors (520759756).

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

340434396 is a wasteful number, since it uses less digits than its factorization.

340434396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7170 (or 7165 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The square root of 340434396 is about 18450.8643699963. The cubic root of 340434396 is about 698.2503214072.

The spelling of 340434396 in words is "three hundred forty million, four hundred thirty-four thousand, three hundred ninety-six".