346172949 has 12 divisors (see below), whose sum is σ = 500344000. Its totient is φ = 230635944.

The previous prime is 346172947. The next prime is 346173017. The reversal of 346172949 is 949271643.

It is a happy number.

346172949 is a `hidden beast` number, since 3 + 4 + 617 + 29 + 4 + 9 = 666.

It is not a de Polignac number, because 346172949 - 2¹ = 346172947 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346172941) 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, 3972 + ... + 26610.

Almost surely, 2^346172949 is an apocalyptic number.

It is an amenable number.

346172949 is a deficient number, since it is larger than the sum of its proper divisors (154171051).

346172949 is a wasteful number, since it uses less digits than its factorization.

346172949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24344 (or 24341 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 346172949 is about 18605.7235548634. The cubic root of 346172949 is about 702.1518470070.

The spelling of 346172949 in words is "three hundred forty-six million, one hundred seventy-two thousand, nine hundred forty-nine".