346623145 has 16 divisors (see below), whose sum is σ = 456281280. Its totient is φ = 250689600.

The previous prime is 346623113. The next prime is 346623157. The reversal of 346623145 is 541326643.

It is not a de Polignac number, because 346623145 - 2⁵ = 346623113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 346623145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7455 + ... + 27364.

It is an arithmetic number, because the mean of its divisors is an integer number (28517580).

Almost surely, 2^346623145 is an apocalyptic number.

It is an amenable number.

346623145 is a deficient number, since it is larger than the sum of its proper divisors (109658135).

346623145 is a wasteful number, since it uses less digits than its factorization.

346623145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35016.

The product of its digits is 51840, while the sum is 34.

The square root of 346623145 is about 18617.8179441093. The cubic root of 346623145 is about 702.4560966809.

Adding to 346623145 its reverse (541326643), we get a palindrome (887949788).

The spelling of 346623145 in words is "three hundred forty-six million, six hundred twenty-three thousand, one hundred forty-five".