340026530 has 32 divisors (see below), whose sum is σ = 628855920. Its totient is φ = 132295680.

The previous prime is 340026521. The next prime is 340026553. The reversal of 340026530 is 35620043.

340026530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 153239641 + 186786889 = 12379^2 + 13667^2 .

It is a super-2 number, since 2×340026530² = 231236082207681800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 340026496 and 340026505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161726 + ... + 163814.

Almost surely, 2^340026530 is an apocalyptic number.

340026530 is a deficient number, since it is larger than the sum of its proper divisors (288829390).

340026530 is a wasteful number, since it uses less digits than its factorization.

340026530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2534.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 340026530 is about 18439.8082961836. The cubic root of 340026530 is about 697.9713578447.

Adding to 340026530 its reverse (35620043), we get a palindrome (375646573).

The spelling of 340026530 in words is "three hundred forty million, twenty-six thousand, five hundred thirty".