346213446 has 8 divisors (see below), whose sum is σ = 692426904. Its totient is φ = 115404480.

The previous prime is 346213423. The next prime is 346213451. The reversal of 346213446 is 644312643.

It is a sphenic number, since it is the product of 3 distinct primes.

346213446 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28851115 + ... + 28851126.

It is an arithmetic number, because the mean of its divisors is an integer number (86553363).

Almost surely, 2^346213446 is an apocalyptic number.

346213446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

346213446 is a wasteful number, since it uses less digits than its factorization.

346213446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57702246.

The product of its digits is 41472, while the sum is 33.

The square root of 346213446 is about 18606.8118171814. The cubic root of 346213446 is about 702.1792263220.

The spelling of 346213446 in words is "three hundred forty-six million, two hundred thirteen thousand, four hundred forty-six".