345237326 has 16 divisors (see below), whose sum is σ = 626649696. Its totient is φ = 139255296.

The previous prime is 345237323. The next prime is 345237331. The reversal of 345237326 is 623732543.

It is a super-2 number, since 2×345237326² = 238377622527260552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345237323) 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, 725051 + ... + 725526.

It is an arithmetic number, because the mean of its divisors is an integer number (39165606).

Almost surely, 2^345237326 is an apocalyptic number.

345237326 is a deficient number, since it is larger than the sum of its proper divisors (281412370).

345237326 is a wasteful number, since it uses less digits than its factorization.

345237326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450603.

The product of its digits is 90720, while the sum is 35.

The square root of 345237326 is about 18580.5631238668. The cubic root of 345237326 is about 701.5186931948.

Adding to 345237326 its reverse (623732543), we get a palindrome (968969869).

The spelling of 345237326 in words is "three hundred forty-five million, two hundred thirty-seven thousand, three hundred twenty-six".