340427268 has 72 divisors (see below), whose sum is σ = 890180928. Its totient is φ = 109631808.

The previous prime is 340427249. The next prime is 340427273. The reversal of 340427268 is 862724043.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126505 + ... + 129167.

It is an arithmetic number, because the mean of its divisors is an integer number (12363624).

Almost surely, 2^340427268 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 340427268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (445090464).

340427268 is an abundant number, since it is smaller than the sum of its proper divisors (549753660).

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

340427268 is a wasteful number, since it uses less digits than its factorization.

340427268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793 (or 2788 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 340427268 is about 18450.6712073030. The cubic root of 340427268 is about 698.2454480619.

The spelling of 340427268 in words is "three hundred forty million, four hundred twenty-seven thousand, two hundred sixty-eight".