345727337 has 4 divisors (see below), whose sum is σ = 345778176. Its totient is φ = 345676500.

The previous prime is 345727313. The next prime is 345727373. The reversal of 345727337 is 733727543.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 345727337 - 2²² = 341533033 is a prime.

It is a super-2 number, since 2×345727337² = 239054783098223138, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345727294 and 345727303.

It is not an unprimeable number, because it can be changed into a prime (345727387) 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, 13289 + ... + 29462.

It is an arithmetic number, because the mean of its divisors is an integer number (86444544).

Almost surely, 2^345727337 is an apocalyptic number.

It is an amenable number.

345727337 is a deficient number, since it is larger than the sum of its proper divisors (50839).

345727337 is an equidigital number, since it uses as much as digits as its factorization.

345727337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50838.

The product of its digits is 370440, while the sum is 41.

The square root of 345727337 is about 18593.7445663858. The cubic root of 345727337 is about 701.8504353949.

The spelling of 345727337 in words is "three hundred forty-five million, seven hundred twenty-seven thousand, three hundred thirty-seven".