466213647 has 4 divisors (see below), whose sum is σ = 621618200. Its totient is φ = 310809096.

The previous prime is 466213639. The next prime is 466213651. The reversal of 466213647 is 746312664.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 466213647 - 2³ = 466213639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466213637) 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, 77702272 + ... + 77702277.

It is an arithmetic number, because the mean of its divisors is an integer number (155404550).

Almost surely, 2^466213647 is an apocalyptic number.

466213647 is a deficient number, since it is larger than the sum of its proper divisors (155404553).

466213647 is a wasteful number, since it uses less digits than its factorization.

466213647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155404552.

The product of its digits is 145152, while the sum is 39.

The square root of 466213647 is about 21591.9810809476. The cubic root of 466213647 is about 775.4045183391.

The spelling of 466213647 in words is "four hundred sixty-six million, two hundred thirteen thousand, six hundred forty-seven".