346236646 has 24 divisors (see below), whose sum is σ = 606423456. Its totient is φ = 147828240.

The previous prime is 346236617. The next prime is 346236659. The reversal of 346236646 is 646632643.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 346236599 and 346236608.

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, 20040 + ... + 33076.

It is an arithmetic number, because the mean of its divisors is an integer number (25267644).

Almost surely, 2^346236646 is an apocalyptic number.

346236646 is a deficient number, since it is larger than the sum of its proper divisors (260186810).

346236646 is a wasteful number, since it uses less digits than its factorization.

346236646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13324 (or 13317 counting only the distinct ones).

The product of its digits is 373248, while the sum is 40.

The square root of 346236646 is about 18607.4352343358. The cubic root of 346236646 is about 702.1949104752.

The spelling of 346236646 in words is "three hundred forty-six million, two hundred thirty-six thousand, six hundred forty-six".