345810377 has 6 divisors (see below), whose sum is σ = 380105754. Its totient is φ = 314372960.

The previous prime is 345810347. The next prime is 345810419. The reversal of 345810377 is 773018543.

It can be written as a sum of positive squares in only one way, i.e., 251254201 + 94556176 = 15851^2 + 9724^2 .

It is not a de Polignac number, because 345810377 - 2¹⁰ = 345809353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345810377.

It is not an unprimeable number, because it can be changed into a prime (345810307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1428848 + ... + 1429089.

It is an arithmetic number, because the mean of its divisors is an integer number (63350959).

Almost surely, 2^345810377 is an apocalyptic number.

It is an amenable number.

345810377 is a deficient number, since it is larger than the sum of its proper divisors (34295377).

345810377 is a wasteful number, since it uses less digits than its factorization.

345810377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857959 (or 2857948 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 345810377 is about 18595.9774413716. The cubic root of 345810377 is about 701.9066232134.

The spelling of 345810377 in words is "three hundred forty-five million, eight hundred ten thousand, three hundred seventy-seven".