464294993 has 4 divisors (see below), whose sum is σ = 464998068. Its totient is φ = 463591920.

The previous prime is 464294977. The next prime is 464295071. The reversal of 464294993 is 399492464.

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

It can be written as a sum of positive squares in 2 ways, for example, as 435640384 + 28654609 = 20872^2 + 5353^2 .

It is a cyclic number.

It is not a de Polignac number, because 464294993 - 2⁴ = 464294977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464296993) 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, 350546 + ... + 351867.

It is an arithmetic number, because the mean of its divisors is an integer number (116249517).

Almost surely, 2^464294993 is an apocalyptic number.

It is an amenable number.

464294993 is a deficient number, since it is larger than the sum of its proper divisors (703075).

464294993 is an equidigital number, since it uses as much as digits as its factorization.

464294993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703074.

The product of its digits is 1679616, while the sum is 50.

The square root of 464294993 is about 21547.5054936761. The cubic root of 464294993 is about 774.3393568052.

The spelling of 464294993 in words is "four hundred sixty-four million, two hundred ninety-four thousand, nine hundred ninety-three".