1001234 has 16 divisors (see below), whose sum is σ = 1638168. Its totient is φ = 456192.

The previous prime is 1001219. The next prime is 1001237. The reversal of 1001234 is 4321001.

It is a happy number.

1001234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 748225 + 253009 = 865^2 + 503^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1001237) 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, 2324 + ... + 2720.

2^1001234 is an apocalyptic number.

1001234 is a deficient number, since it is larger than the sum of its proper divisors (636934).

1001234 is a wasteful number, since it uses less digits than its factorization.

1001234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1001234 is about 1000.6168097729. The cubic root of 1001234 is about 100.0411164254.

Adding to 1001234 its reverse (4321001), we get a palindrome (5322235).

The spelling of 1001234 in words is "one million, one thousand, two hundred thirty-four".