464641 has 4 divisors (see below), whose sum is σ = 466900. Its totient is φ = 462384.

The previous prime is 464621. The next prime is 464647. The reversal of 464641 is 146464.

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 450241 + 14400 = 671^2 + 120^2 .

It is a cyclic number.

It is not a de Polignac number, because 464641 - 2⁹ = 464129 is a prime.

It is a Duffinian number.

464641 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464647) 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, 786 + ... + 1243.

It is an arithmetic number, because the mean of its divisors is an integer number (116725).

2⁴⁶⁴⁶⁴¹ is an apocalyptic number.

It is an amenable number.

464641 is a deficient number, since it is larger than the sum of its proper divisors (2259).

464641 is a wasteful number, since it uses less digits than its factorization.

464641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258.

The product of its digits is 2304, while the sum is 25.

The square root of 464641 is about 681.6458024517. The cubic root of 464641 is about 77.4531662928.

The spelling of 464641 in words is "four hundred sixty-four thousand, six hundred forty-one".