214250091 has 32 divisors (see below), whose sum is σ = 321884928. Its totient is φ = 125619840.

The previous prime is 214250089. The next prime is 214250159. The reversal of 214250091 is 190052412.

214250091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 214250091 - 2¹ = 214250089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (214250041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276781 + ... + 277553.

It is an arithmetic number, because the mean of its divisors is an integer number (10058904).

Almost surely, 2^214250091 is an apocalyptic number.

214250091 is a deficient number, since it is larger than the sum of its proper divisors (107634837).

214250091 is a wasteful number, since it uses less digits than its factorization.

214250091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 214250091 is about 14637.2842768049. The cubic root of 214250091 is about 598.3753185433.

The spelling of 214250091 in words is "two hundred fourteen million, two hundred fifty thousand, ninety-one".