346445156 has 12 divisors (see below), whose sum is σ = 606912768. Its totient is φ = 173041512.

The previous prime is 346445093. The next prime is 346445167. The reversal of 346445156 is 651544643.

It is a super-2 number, since 2×346445156² = 240048492231728672, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40916 + ... + 48651.

It is an arithmetic number, because the mean of its divisors is an integer number (50576064).

Almost surely, 2^346445156 is an apocalyptic number.

It is an amenable number.

346445156 is a deficient number, since it is larger than the sum of its proper divisors (260467612).

346445156 is a wasteful number, since it uses less digits than its factorization.

346445156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90538 (or 90536 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 346445156 is about 18613.0372588678. The cubic root of 346445156 is about 702.3358403672.

Adding to 346445156 its reverse (651544643), we get a palindrome (997989799).

The spelling of 346445156 in words is "three hundred forty-six million, four hundred forty-five thousand, one hundred fifty-six".