340144419 has 16 divisors (see below), whose sum is σ = 462176000. Its totient is φ = 222479136.

The previous prime is 340144417. The next prime is 340144421. The reversal of 340144419 is 914441043.

340144419 = 1766² + 1767² + ... + 1868².

It is an interprime number because it is at equal distance from previous prime (340144417) and next prime (340144421).

It is not a de Polignac number, because 340144419 - 2¹ = 340144417 is a prime.

It is a super-2 number, since 2×340144419² = 231396451553695122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340144411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28632 + ... + 38730.

It is an arithmetic number, because the mean of its divisors is an integer number (28886000).

Almost surely, 2^340144419 is an apocalyptic number.

340144419 is a deficient number, since it is larger than the sum of its proper divisors (122031581).

340144419 is a wasteful number, since it uses less digits than its factorization.

340144419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10314.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 340144419 is about 18443.0046087941. The cubic root of 340144419 is about 698.0520119807.

The spelling of 340144419 in words is "three hundred forty million, one hundred forty-four thousand, four hundred nineteen".