42244330 has 32 divisors (see below), whose sum is σ = 80673408. Its totient is φ = 15892800.

The previous prime is 42244327. The next prime is 42244333. The reversal of 42244330 is 3344224.

It is an interprime number because it is at equal distance from previous prime (42244327) and next prime (42244333).

It is not an unprimeable number, because it can be changed into a prime (42244333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12525 + ... + 15535.

It is an arithmetic number, because the mean of its divisors is an integer number (2521044).

Almost surely, 2^42244330 is an apocalyptic number.

42244330 is a deficient number, since it is larger than the sum of its proper divisors (38429078).

42244330 is a wasteful number, since it uses less digits than its factorization.

42244330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 42244330 is about 6499.5638315198. The cubic root of 42244330 is about 348.2754073428.

Adding to 42244330 its reverse (3344224), we get a palindrome (45588554).

The spelling of 42244330 in words is "forty-two million, two hundred forty-four thousand, three hundred thirty".