214128733 has 8 divisors (see below), whose sum is σ = 263543168. Its totient is φ = 169420464.

The previous prime is 214128713. The next prime is 214128737. The reversal of 214128733 is 337821412.

214128733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 214128733 - 2¹³ = 214120541 is a prime.

It is a super-2 number, since 2×214128733² = 91702228592370578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214128695 and 214128704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214128737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176441 + ... + 1176622.

It is an arithmetic number, because the mean of its divisors is an integer number (32942896).

Almost surely, 2^214128733 is an apocalyptic number.

It is an amenable number.

214128733 is a deficient number, since it is larger than the sum of its proper divisors (49414435).

214128733 is a wasteful number, since it uses less digits than its factorization.

214128733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353083.

The product of its digits is 8064, while the sum is 31.

The square root of 214128733 is about 14633.1381801717. The cubic root of 214128733 is about 598.2623176622.

The spelling of 214128733 in words is "two hundred fourteen million, one hundred twenty-eight thousand, seven hundred thirty-three".