340266400 has 36 divisors (see below), whose sum is σ = 830677302. Its totient is φ = 136106240.

The previous prime is 340266389. The next prime is 340266403. The reversal of 340266400 is 4662043.

It can be written as a sum of positive squares in 3 ways, for example, as 316412944 + 23853456 = 17788^2 + 4884^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (340266403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211867 + ... + 213466.

Almost surely, 2^340266400 is an apocalyptic number.

It is an amenable number.

340266400 is an abundant number, since it is smaller than the sum of its proper divisors (490410902).

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

340266400 is a wasteful number, since it uses less digits than its factorization.

340266400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425353 (or 425340 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 340266400 is about 18446.3112843734. The cubic root of 340266400 is about 698.1354460567.

The spelling of 340266400 in words is "three hundred forty million, two hundred sixty-six thousand, four hundred".