424442075 has 12 divisors (see below), whose sum is σ = 533520168. Its totient is φ = 334900800.

The previous prime is 424442071. The next prime is 424442089. The reversal of 424442075 is 570244424.

It is not a de Polignac number, because 424442075 - 2² = 424442071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424442071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114461 + ... + 118110.

It is an arithmetic number, because the mean of its divisors is an integer number (44460014).

Almost surely, 2^424442075 is an apocalyptic number.

424442075 is a deficient number, since it is larger than the sum of its proper divisors (109078093).

424442075 is a wasteful number, since it uses less digits than its factorization.

424442075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232654 (or 232649 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 32.

The square root of 424442075 is about 20601.9920153368. The cubic root of 424442075 is about 751.5181544987.

Adding to 424442075 its reverse (570244424), we get a palindrome (994686499).

The spelling of 424442075 in words is "four hundred twenty-four million, four hundred forty-two thousand, seventy-five".