346648446 has 12 divisors (see below), whose sum is σ = 751071672. Its totient is φ = 115549476.

The previous prime is 346648441. The next prime is 346648447. The reversal of 346648446 is 644846643.

It is a super-2 number, since 2×346648446² = 240330290228429832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346648441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9629106 + ... + 9629141.

It is an arithmetic number, because the mean of its divisors is an integer number (62589306).

Almost surely, 2^346648446 is an apocalyptic number.

346648446 is an abundant number, since it is smaller than the sum of its proper divisors (404423226).

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

346648446 is a wasteful number, since it uses less digits than its factorization.

346648446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19258255 (or 19258252 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 45.

The square root of 346648446 is about 18618.4974152051. The cubic root of 346648446 is about 702.4731876816.

The spelling of 346648446 in words is "three hundred forty-six million, six hundred forty-eight thousand, four hundred forty-six".