1000431242 has 16 divisors (see below), whose sum is σ = 1538611200. Its totient is φ = 487582560.

The previous prime is 1000431239. The next prime is 1000431277. The reversal of 1000431242 is 2421340001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000431242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100109 + ... + 109647.

It is an arithmetic number, because the mean of its divisors is an integer number (96163200).

Almost surely, 2^1000431242 is an apocalyptic number.

1000431242 is a deficient number, since it is larger than the sum of its proper divisors (538179958).

1000431242 is a wasteful number, since it uses less digits than its factorization.

1000431242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10861.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1000431242 is about 31629.5944014463. The cubic root of 1000431242 is about 1000.1437266750.

Adding to 1000431242 its reverse (2421340001), we get a palindrome (3421771243).

The spelling of 1000431242 in words is "one billion, four hundred thirty-one thousand, two hundred forty-two".