340440202 has 32 divisors (see below), whose sum is σ = 542513664. Its totient is φ = 159969600.

The previous prime is 340440197. The next prime is 340440203. The reversal of 340440202 is 202044043.

It is a super-2 number, since 2×340440202² = 231799062275601608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340440202.

It is not an unprimeable number, because it can be changed into a prime (340440203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738252 + ... + 738712.

It is an arithmetic number, because the mean of its divisors is an integer number (16953552).

Almost surely, 2^340440202 is an apocalyptic number.

340440202 is a deficient number, since it is larger than the sum of its proper divisors (202073462).

340440202 is a wasteful number, since it uses less digits than its factorization.

340440202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 340440202 is about 18451.0217061278. The cubic root of 340440202 is about 698.2542908634.

Adding to 340440202 its reverse (202044043), we get a palindrome (542484245).

The spelling of 340440202 in words is "three hundred forty million, four hundred forty thousand, two hundred two".