214952138 has 8 divisors (see below), whose sum is σ = 322496832. Its totient is φ = 107453196.

The previous prime is 214952137. The next prime is 214952167. The reversal of 214952138 is 831259412.

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

It is a junction number, because it is equal to n+sod(n) for n = 214952098 and 214952107.

It is not an unprimeable number, because it can be changed into a prime (214952137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5081 + ... + 21347.

It is an arithmetic number, because the mean of its divisors is an integer number (40312104).

Almost surely, 2^214952138 is an apocalyptic number.

214952138 is a deficient number, since it is larger than the sum of its proper divisors (107544694).

214952138 is a wasteful number, since it uses less digits than its factorization.

214952138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22876.

The product of its digits is 17280, while the sum is 35.

The square root of 214952138 is about 14661.2461271203. The cubic root of 214952138 is about 599.0281842140.

The spelling of 214952138 in words is "two hundred fourteen million, nine hundred fifty-two thousand, one hundred thirty-eight".