213764602 has 8 divisors (see below), whose sum is σ = 321672276. Its totient is φ = 106540512.

The previous prime is 213764569. The next prime is 213764609. The reversal of 213764602 is 206467312.

213764602 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 134536801 + 79227801 = 11599^2 + 8901^2 .

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

It is not an unprimeable number, because it can be changed into a prime (213764609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170113 + ... + 171364.

Almost surely, 2^213764602 is an apocalyptic number.

213764602 is a deficient number, since it is larger than the sum of its proper divisors (107907674).

213764602 is a wasteful number, since it uses less digits than its factorization.

213764602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341792.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 213764602 is about 14620.6908865484. The cubic root of 213764602 is about 597.9230054896.

The spelling of 213764602 in words is "two hundred thirteen million, seven hundred sixty-four thousand, six hundred two".