214229979 has 6 divisors (see below), whose sum is σ = 309443316. Its totient is φ = 142819980.

The previous prime is 214229969. The next prime is 214230001. The reversal of 214229979 is 979922412.

It is not a de Polignac number, because 214229979 - 2⁵ = 214229947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (214229929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11901657 + ... + 11901674.

It is an arithmetic number, because the mean of its divisors is an integer number (51573886).

Almost surely, 2^214229979 is an apocalyptic number.

214229979 is a deficient number, since it is larger than the sum of its proper divisors (95213337).

214229979 is a wasteful number, since it uses less digits than its factorization.

214229979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23803337 (or 23803334 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 214229979 is about 14636.5972479945. The cubic root of 214229979 is about 598.3565944735.

The spelling of 214229979 in words is "two hundred fourteen million, two hundred twenty-nine thousand, nine hundred seventy-nine".