211352074 has 8 divisors (see below), whose sum is σ = 317272068. Its totient is φ = 105594720.

The previous prime is 211352069. The next prime is 211352093. The reversal of 211352074 is 470253112.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 211266225 + 85849 = 14535^2 + 293^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37357 + ... + 42640.

Almost surely, 2^211352074 is an apocalyptic number.

211352074 is a deficient number, since it is larger than the sum of its proper divisors (105919994).

211352074 is a wasteful number, since it uses less digits than its factorization.

211352074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81320.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 211352074 is about 14537.9528820257. The cubic root of 211352074 is about 595.6651216208.

The spelling of 211352074 in words is "two hundred eleven million, three hundred fifty-two thousand, seventy-four".