464018649 has 8 divisors (see below), whose sum is σ = 618957792. Its totient is φ = 309212640.

The previous prime is 464018641. The next prime is 464018651. The reversal of 464018649 is 946810464.

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

It is not a de Polignac number, because 464018649 - 2³ = 464018641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 464018649.

It is not an unprimeable number, because it can be changed into a prime (464018641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24844 + ... + 39309.

It is an arithmetic number, because the mean of its divisors is an integer number (77369724).

Almost surely, 2^464018649 is an apocalyptic number.

It is an amenable number.

464018649 is a deficient number, since it is larger than the sum of its proper divisors (154939143).

464018649 is a wasteful number, since it uses less digits than its factorization.

464018649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66567.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 464018649 is about 21541.0921032338. The cubic root of 464018649 is about 774.1856998226.

The spelling of 464018649 in words is "four hundred sixty-four million, eighteen thousand, six hundred forty-nine".