10056021 has 8 divisors (see below), whose sum is σ = 13559040. Its totient is φ = 6628512.

The previous prime is 10056001. The next prime is 10056089. The reversal of 10056021 is 12065001.

10056021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10056021 - 2¹⁰ = 10054997 is a prime.

It is a super-2 number, since 2×10056021² = 202247116704882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10056001) 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, 18565 + ... + 19098.

It is an arithmetic number, because the mean of its divisors is an integer number (1694880).

Almost surely, 2^10056021 is an apocalyptic number.

It is an amenable number.

10056021 is a deficient number, since it is larger than the sum of its proper divisors (3503019).

10056021 is an equidigital number, since it uses as much as digits as its factorization.

10056021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37755.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 10056021 is about 3171.1229872082. The cubic root of 10056021 is about 215.8450320213.

The spelling of 10056021 in words is "ten million, fifty-six thousand, twenty-one".