10435021 has 4 divisors (see below), whose sum is σ = 10453212. Its totient is φ = 10416832.

The previous prime is 10435013. The next prime is 10435027. The reversal of 10435021 is 12053401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2673225 + 7761796 = 1635^2 + 2786^2 .

It is a cyclic number.

It is not a de Polignac number, because 10435021 - 2³ = 10435013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10434986 and 10435004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10435027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8206 + ... + 9391.

It is an arithmetic number, because the mean of its divisors is an integer number (2613303).

Almost surely, 2^10435021 is an apocalyptic number.

It is an amenable number.

10435021 is a deficient number, since it is larger than the sum of its proper divisors (18191).

10435021 is an equidigital number, since it uses as much as digits as its factorization.

10435021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18190.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 10435021 is about 3230.3283114879. The cubic root of 10435021 is about 218.5233128150.

Adding to 10435021 its reverse (12053401), we get a palindrome (22488422).

The spelling of 10435021 in words is "ten million, four hundred thirty-five thousand, twenty-one".