340024442 has 8 divisors (see below), whose sum is σ = 510194100. Its totient is φ = 169959744.

The previous prime is 340024423. The next prime is 340024457. The reversal of 340024442 is 244420043.

It can be written as a sum of positive squares in 2 ways, for example, as 205951201 + 134073241 = 14351^2 + 11579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×340024442² = 231233242314822728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17567 + ... + 31442.

Almost surely, 2^340024442 is an apocalyptic number.

340024442 is a deficient number, since it is larger than the sum of its proper divisors (170169658).

340024442 is a wasteful number, since it uses less digits than its factorization.

340024442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52480.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 340024442 is about 18439.7516794560. The cubic root of 340024442 is about 697.9699291649.

Adding to 340024442 its reverse (244420043), we get a palindrome (584444485).

The spelling of 340024442 in words is "three hundred forty million, twenty-four thousand, four hundred forty-two".