214979673 has 16 divisors (see below), whose sum is σ = 289155776. Its totient is φ = 142067520.

The previous prime is 214979663. The next prime is 214979701. The reversal of 214979673 is 376979412.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-214979673 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (214979663) 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, 283611 + ... + 284367.

It is an arithmetic number, because the mean of its divisors is an integer number (18072236).

Almost surely, 2^214979673 is an apocalyptic number.

It is an amenable number.

214979673 is a deficient number, since it is larger than the sum of its proper divisors (74176103).

214979673 is a wasteful number, since it uses less digits than its factorization.

214979673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464.

The product of its digits is 571536, while the sum is 48.

The square root of 214979673 is about 14662.1851372843. The cubic root of 214979673 is about 599.0537612827.

The spelling of 214979673 in words is "two hundred fourteen million, nine hundred seventy-nine thousand, six hundred seventy-three".