214971995 has 8 divisors (see below), whose sum is σ = 294818784. Its totient is φ = 147409344.

The previous prime is 214971989. The next prime is 214972001. The reversal of 214971995 is 599179412.

214971995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (214971989) and next prime (214972001).

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 214971995 - 2⁶ = 214971931 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3070994 + ... + 3071063.

It is an arithmetic number, because the mean of its divisors is an integer number (36852348).

Almost surely, 2^214971995 is an apocalyptic number.

214971995 is a deficient number, since it is larger than the sum of its proper divisors (79846789).

214971995 is an equidigital number, since it uses as much as digits as its factorization.

214971995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6142069.

The product of its digits is 204120, while the sum is 47.

The square root of 214971995 is about 14661.9233049420. The cubic root of 214971995 is about 599.0466294619.

The spelling of 214971995 in words is "two hundred fourteen million, nine hundred seventy-one thousand, nine hundred ninety-five".