213493627 has 2 divisors, whose sum is σ = 213493628. Its totient is φ = 213493626.

The previous prime is 213493619. The next prime is 213493673. The reversal of 213493627 is 726394312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213493627 - 2³ = 213493619 is a prime.

It is not a weakly prime, because it can be changed into another prime (213493697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106746813 + 106746814.

It is an arithmetic number, because the mean of its divisors is an integer number (106746814).

Almost surely, 2^213493627 is an apocalyptic number.

213493627 is a deficient number, since it is larger than the sum of its proper divisors (1).

213493627 is an equidigital number, since it uses as much as digits as its factorization.

213493627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 37.

The square root of 213493627 is about 14611.4211150045. The cubic root of 213493627 is about 597.6702497407.

It can be divided in two parts, 21349 and 3627, that added together give a triangular number (24976 = T₂₂₃).

The spelling of 213493627 in words is "two hundred thirteen million, four hundred ninety-three thousand, six hundred twenty-seven".