345461823 has 12 divisors (see below), whose sum is σ = 570286288. Its totient is φ = 197406720.

The previous prime is 345461821. The next prime is 345461839. The reversal of 345461823 is 328164543.

345461823 is a `hidden beast` number, since 34 + 5 + 4 + 618 + 2 + 3 = 666.

It is not a de Polignac number, because 345461823 - 2¹ = 345461821 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 (345461821) 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, 2741698 + ... + 2741823.

Almost surely, 2^345461823 is an apocalyptic number.

345461823 is a deficient number, since it is larger than the sum of its proper divisors (224824465).

345461823 is a wasteful number, since it uses less digits than its factorization.

345461823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5483534 (or 5483531 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 345461823 is about 18586.6033206716. The cubic root of 345461823 is about 701.6707187782.

The spelling of 345461823 in words is "three hundred forty-five million, four hundred sixty-one thousand, eight hundred twenty-three".