10440002 has 4 divisors (see below), whose sum is σ = 15660006. Its totient is φ = 5220000.

The previous prime is 10439981. The next prime is 10440011. The reversal of 10440002 is 20004401.

10440002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20004401 = 61 ⋅327941.

It can be written as a sum of positive squares in only one way, i.e., 7946761 + 2493241 = 2819^2 + 1579^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2609999 + ... + 2610002.

Almost surely, 2^10440002 is an apocalyptic number.

10440002 is a deficient number, since it is larger than the sum of its proper divisors (5220004).

10440002 is an equidigital number, since it uses as much as digits as its factorization.

10440002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220003.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 10440002 is about 3231.0991937729. The cubic root of 10440002 is about 218.5580768875.

Adding to 10440002 its reverse (20004401), we get a palindrome (30444403).

The spelling of 10440002 in words is "ten million, four hundred forty thousand, two".