345286704 has 80 divisors (see below), whose sum is σ = 1025291520. Its totient is φ = 98085120.

The previous prime is 345286693. The next prime is 345286709. The reversal of 345286704 is 407682543.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (345286709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57274 + ... + 63014.

It is an arithmetic number, because the mean of its divisors is an integer number (12816144).

Almost surely, 2^345286704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345286704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512645760).

345286704 is an abundant number, since it is smaller than the sum of its proper divisors (680004816).

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

345286704 is a wasteful number, since it uses less digits than its factorization.

345286704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5938 (or 5932 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 345286704 is about 18581.8918304892. The cubic root of 345286704 is about 701.5521367963.

The spelling of 345286704 in words is "three hundred forty-five million, two hundred eighty-six thousand, seven hundred four".