464218685 has 16 divisors (see below), whose sum is σ = 640331136. Its totient is φ = 316477248.

The previous prime is 464218673. The next prime is 464218693. The reversal of 464218685 is 586812464.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 464218685 - 2¹⁰ = 464217661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32279 + ... + 44388.

It is an arithmetic number, because the mean of its divisors is an integer number (40020696).

Almost surely, 2^464218685 is an apocalyptic number.

It is an amenable number.

464218685 is a deficient number, since it is larger than the sum of its proper divisors (176112451).

464218685 is a wasteful number, since it uses less digits than its factorization.

464218685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76852.

The product of its digits is 368640, while the sum is 44.

The square root of 464218685 is about 21545.7347287114. The cubic root of 464218685 is about 774.2969329684.

The spelling of 464218685 in words is "four hundred sixty-four million, two hundred eighteen thousand, six hundred eighty-five".