2946345 has 16 divisors (see below), whose sum is σ = 4769280. Its totient is φ = 1553024.

The previous prime is 2946343. The next prime is 2946367. The reversal of 2946345 is 5436492.

It is a cyclic number.

It is not a de Polignac number, because 2946345 - 2¹ = 2946343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2946341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232 + ... + 2438.

It is an arithmetic number, because the mean of its divisors is an integer number (298080).

2^2946345 is an apocalyptic number.

It is an amenable number.

2946345 is a deficient number, since it is larger than the sum of its proper divisors (1822935).

2946345 is a wasteful number, since it uses less digits than its factorization.

2946345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304.

The product of its digits is 25920, while the sum is 33.

The square root of 2946345 is about 1716.4920623178. The cubic root of 2946345 is about 143.3599583975.

Adding to 2946345 its sum of digits (33), we get a triangular number (2946378 = T₂₄₂₇).

The spelling of 2946345 in words is "two million, nine hundred forty-six thousand, three hundred forty-five".