464442 has 32 divisors (see below), whose sum is σ = 1050624. Its totient is φ = 135600.

The previous prime is 464437. The next prime is 464447. The reversal of 464442 is 244464.

It is an interprime number because it is at equal distance from previous prime (464437) and next prime (464447).

It is not an unprimeable number, because it can be changed into a prime (464447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1933 + ... + 2159.

It is an arithmetic number, because the mean of its divisors is an integer number (32832).

2⁴⁶⁴⁴⁴² is an apocalyptic number.

It is a pronic number, being equal to 681×682.

It is a practical number, because each smaller number is the sum of distinct divisors of 464442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (525312).

464442 is an abundant number, since it is smaller than the sum of its proper divisors (586182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464442 is a wasteful number, since it uses less digits than its factorization.

464442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274.

The product of its digits is 3072, while the sum is 24.

The square root of 464442 is about 681.4998165810. The cubic root of 464442 is about 77.4421073024.

It can be divided in two parts, 4 and 64442, that added together give a palindrome (64446).

The spelling of 464442 in words is "four hundred sixty-four thousand, four hundred forty-two".