346163661 has 12 divisors (see below), whose sum is σ = 500327100. Its totient is φ = 230631360.

The previous prime is 346163659. The next prime is 346163681. The reversal of 346163661 is 166361643.

346163661 is a `hidden beast` number, since 3 + 4 + 616 + 36 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 151142436 + 195021225 = 12294^2 + 13965^2 .

It is not a de Polignac number, because 346163661 - 2¹ = 346163659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346163621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4315 + ... + 26663.

It is an arithmetic number, because the mean of its divisors is an integer number (41693925).

Almost surely, 2^346163661 is an apocalyptic number.

It is an amenable number.

346163661 is a deficient number, since it is larger than the sum of its proper divisors (154163439).

346163661 is a wasteful number, since it uses less digits than its factorization.

346163661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24076 (or 24073 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 346163661 is about 18605.4739525764. The cubic root of 346163661 is about 702.1455672513.

The spelling of 346163661 in words is "three hundred forty-six million, one hundred sixty-three thousand, six hundred sixty-one".