345726276 has 24 divisors (see below), whose sum is σ = 921936960. Its totient is φ = 98778912.

The previous prime is 345726257. The next prime is 345726289. The reversal of 345726276 is 672627543.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2057811 + ... + 2057978.

It is an arithmetic number, because the mean of its divisors is an integer number (38414040).

Almost surely, 2^345726276 is an apocalyptic number.

It is an amenable number.

345726276 is an abundant number, since it is smaller than the sum of its proper divisors (576210684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345726276 is a wasteful number, since it uses less digits than its factorization.

345726276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115803 (or 4115801 counting only the distinct ones).

The product of its digits is 423360, while the sum is 42.

The square root of 345726276 is about 18593.7160352631. The cubic root of 345726276 is about 701.8497174263.

The spelling of 345726276 in words is "three hundred forty-five million, seven hundred twenty-six thousand, two hundred seventy-six".