213614005 has 12 divisors (see below), whose sum is σ = 281759436. Its totient is φ = 155355200.

The previous prime is 213613991. The next prime is 213614021. The reversal of 213614005 is 500416312.

It can be written as a sum of positive squares in 2 ways, for example, as 108284836 + 105329169 = 10406^2 + 10263^2 .

It is not a de Polignac number, because 213614005 - 2⁷ = 213613877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175936 + ... + 177145.

It is an arithmetic number, because the mean of its divisors is an integer number (23479953).

Almost surely, 2^213614005 is an apocalyptic number.

It is an amenable number.

213614005 is a deficient number, since it is larger than the sum of its proper divisors (68145431).

213614005 is a wasteful number, since it uses less digits than its factorization.

213614005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353108 (or 353097 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 213614005 is about 14615.5398463416. The cubic root of 213614005 is about 597.7825604020.

The spelling of 213614005 in words is "two hundred thirteen million, six hundred fourteen thousand, five".