464548891 has 4 divisors (see below), whose sum is σ = 464975784. Its totient is φ = 464122000.

The previous prime is 464548867. The next prime is 464548897. The reversal of 464548891 is 198845464.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 464548891 - 2⁹ = 464548379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464548897) 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, 211810 + ... + 213991.

It is an arithmetic number, because the mean of its divisors is an integer number (116243946).

Almost surely, 2^464548891 is an apocalyptic number.

464548891 is a deficient number, since it is larger than the sum of its proper divisors (426893).

464548891 is a wasteful number, since it uses less digits than its factorization.

464548891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426892.

The product of its digits is 1105920, while the sum is 49.

The square root of 464548891 is about 21553.3962752973. The cubic root of 464548891 is about 774.4804792889.

The spelling of 464548891 in words is "four hundred sixty-four million, five hundred forty-eight thousand, eight hundred ninety-one".