42244464 has 40 divisors (see below), whose sum is σ = 109381392. Its totient is φ = 14049280.

The previous prime is 42244459. The next prime is 42244469. The reversal of 42244464 is 46444224.

It is an interprime number because it is at equal distance from previous prime (42244459) and next prime (42244469).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42244469) 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, 30082 + ... + 31454.

Almost surely, 2^42244464 is an apocalyptic number.

It is an amenable number.

42244464 is an abundant number, since it is smaller than the sum of its proper divisors (67136928).

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

42244464 is a wasteful number, since it uses less digits than its factorization.

42244464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025 (or 2019 counting only the distinct ones).

The product of its digits is 24576, while the sum is 30.

The square root of 42244464 is about 6499.5741398956. The cubic root of 42244464 is about 348.2757755884.

Adding to 42244464 its reverse (46444224), we get a palindrome (88688688).

The spelling of 42244464 in words is "forty-two million, two hundred forty-four thousand, four hundred sixty-four".