345836747 has 4 divisors (see below), whose sum is σ = 346050936. Its totient is φ = 345622560.

The previous prime is 345836741. The next prime is 345836753. The reversal of 345836747 is 747638543.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (345836741) and next prime (345836753).

It is a cyclic number.

It is not a de Polignac number, because 345836747 - 2⁴ = 345836731 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345836741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104654 + ... + 107907.

It is an arithmetic number, because the mean of its divisors is an integer number (86512734).

Almost surely, 2^345836747 is an apocalyptic number.

345836747 is a deficient number, since it is larger than the sum of its proper divisors (214189).

345836747 is a wasteful number, since it uses less digits than its factorization.

345836747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214188.

The product of its digits is 1693440, while the sum is 47.

The square root of 345836747 is about 18596.6864521613. The cubic root of 345836747 is about 701.9244642118.

The spelling of 345836747 in words is "three hundred forty-five million, eight hundred thirty-six thousand, seven hundred forty-seven".