346857145 has 8 divisors (see below), whose sum is σ = 416378304. Its totient is φ = 277385904.

The previous prime is 346857143. The next prime is 346857149. The reversal of 346857145 is 541758643.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 346857145 - 2¹ = 346857143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346857143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5052 + ... + 26818.

It is an arithmetic number, because the mean of its divisors is an integer number (52047288).

Almost surely, 2^346857145 is an apocalyptic number.

It is an amenable number.

346857145 is a deficient number, since it is larger than the sum of its proper divisors (69521159).

346857145 is a wasteful number, since it uses less digits than its factorization.

346857145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24959.

The product of its digits is 403200, while the sum is 43.

The square root of 346857145 is about 18624.1011863660. The cubic root of 346857145 is about 702.6141335901.

The spelling of 346857145 in words is "three hundred forty-six million, eight hundred fifty-seven thousand, one hundred forty-five".