344435402 has 24 divisors (see below), whose sum is σ = 557886540. Its totient is φ = 159413760.

The previous prime is 344435387. The next prime is 344435417. The reversal of 344435402 is 204534443.

It is an interprime number because it is at equal distance from previous prime (344435387) and next prime (344435417).

It can be written as a sum of positive squares in 6 ways, for example, as 142539721 + 201895681 = 11939^2 + 14209^2 .

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, 30374 + ... + 40142.

Almost surely, 2^344435402 is an apocalyptic number.

344435402 is a deficient number, since it is larger than the sum of its proper divisors (213451138).

344435402 is a wasteful number, since it uses less digits than its factorization.

344435402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9866 (or 9849 counting only the distinct ones).

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

The square root of 344435402 is about 18558.9709305231. The cubic root of 344435402 is about 700.9751049867.

Adding to 344435402 its reverse (204534443), we get a palindrome (548969845).

The spelling of 344435402 in words is "three hundred forty-four million, four hundred thirty-five thousand, four hundred two".