340211530 has 16 divisors (see below), whose sum is σ = 644611680. Its totient is φ = 128922192.

The previous prime is 340211491. The next prime is 340211533. The reversal of 340211530 is 35112043.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 340211498 and 340211507.

It is not an unprimeable number, because it can be changed into a prime (340211533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895104 + ... + 895483.

It is an arithmetic number, because the mean of its divisors is an integer number (40288230).

Almost surely, 2^340211530 is an apocalyptic number.

340211530 is a deficient number, since it is larger than the sum of its proper divisors (304400150).

340211530 is a wasteful number, since it uses less digits than its factorization.

340211530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790613.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 340211530 is about 18444.8239351857. The cubic root of 340211530 is about 698.0979178619.

Adding to 340211530 its reverse (35112043), we get a palindrome (375323573).

The spelling of 340211530 in words is "three hundred forty million, two hundred eleven thousand, five hundred thirty".