214642043 has 8 divisors (see below), whose sum is σ = 267605760. Its totient is φ = 167253480.

The previous prime is 214642039. The next prime is 214642081. The reversal of 214642043 is 340246412.

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

It is a cyclic number.

It is not a de Polignac number, because 214642043 - 2² = 214642039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214642013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1393703 + ... + 1393856.

It is an arithmetic number, because the mean of its divisors is an integer number (33450720).

Almost surely, 2^214642043 is an apocalyptic number.

214642043 is a deficient number, since it is larger than the sum of its proper divisors (52963717).

214642043 is a wasteful number, since it uses less digits than its factorization.

214642043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787577.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 214642043 is about 14650.6669814040. Note that the first 3 decimals coincide. The cubic root of 214642043 is about 598.7399882101.

Adding to 214642043 its reverse (340246412), we get a palindrome (554888455).

The spelling of 214642043 in words is "two hundred fourteen million, six hundred forty-two thousand, forty-three".