340011072 has 84 divisors (see below), whose sum is σ = 990659436. Its totient is φ = 111467520.

The previous prime is 340011031. The next prime is 340011127. The reversal of 340011072 is 270110043.

It can be written as a sum of positive squares in 2 ways, for example, as 101123136 + 238887936 = 10056^2 + 15456^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30298 + ... + 39974.

Almost surely, 2^340011072 is an apocalyptic number.

340011072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340011072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495329718).

340011072 is an abundant number, since it is smaller than the sum of its proper divisors (650648364).

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

340011072 is a wasteful number, since it uses less digits than its factorization.

340011072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9756 (or 9743 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 340011072 is about 18439.3891438952. The cubic root of 340011072 is about 697.9607808223.

The spelling of 340011072 in words is "three hundred forty million, eleven thousand, seventy-two".