210026130 has 32 divisors (see below), whose sum is σ = 505695744. Its totient is φ = 55825536.

The previous prime is 210026099. The next prime is 210026137. The reversal of 210026130 is 31620012.

It is a super-2 number, since 2×210026130² = 88221950565553800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (210026137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1794 + ... + 20573.

It is an arithmetic number, because the mean of its divisors is an integer number (15802992).

Almost surely, 2^210026130 is an apocalyptic number.

210026130 is an abundant number, since it is smaller than the sum of its proper divisors (295669614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210026130 is a wasteful number, since it uses less digits than its factorization.

210026130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22690.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 210026130 is about 14492.2782887992. The cubic root of 210026130 is about 594.4168473778.

Adding to 210026130 its reverse (31620012), we get a palindrome (241646142).

The spelling of 210026130 in words is "two hundred ten million, twenty-six thousand, one hundred thirty".