218764034 has 8 divisors (see below), whose sum is σ = 328635660. Its totient is φ = 109218816.

The previous prime is 218764033. The next prime is 218764037. The reversal of 218764034 is 430467812.

It can be written as a sum of positive squares in 2 ways, for example, as 217651009 + 1113025 = 14753^2 + 1055^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 218763985 and 218764003.

It is not an unprimeable number, because it can be changed into a prime (218764031) 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, 79919 + ... + 82610.

Almost surely, 2^218764034 is an apocalyptic number.

218764034 is a deficient number, since it is larger than the sum of its proper divisors (109871626).

218764034 is a wasteful number, since it uses less digits than its factorization.

218764034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163204.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 218764034 is about 14790.6738859323. The cubic root of 218764034 is about 602.5484510774.

The spelling of 218764034 in words is "two hundred eighteen million, seven hundred sixty-four thousand, thirty-four".