1012033642 has 8 divisors (see below), whose sum is σ = 1520720100. Its totient is φ = 505126944.

The previous prime is 1012033637. The next prime is 1012033661. The reversal of 1012033642 is 2463302101.

It can be written as a sum of positive squares in 2 ways, for example, as 799136361 + 212897281 = 28269^2 + 14591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443517 + ... + 445792.

Almost surely, 2^1012033642 is an apocalyptic number.

1012033642 is a deficient number, since it is larger than the sum of its proper divisors (508686458).

1012033642 is an equidigital number, since it uses as much as digits as its factorization.

1012033642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889880.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1012033642 is about 31812.4762003840. The cubic root of 1012033642 is about 1003.9952308732.

Adding to 1012033642 its reverse (2463302101), we get a palindrome (3475335743).

The spelling of 1012033642 in words is "one billion, twelve million, thirty-three thousand, six hundred forty-two".