2129010 has 64 divisors (see below), whose sum is σ = 5660928. Its totient is φ = 509184.

The previous prime is 2129003. The next prime is 2129011. The reversal of 2129010 is 109212.

It is a happy number.

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

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2129011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20619 + ... + 20721.

It is an arithmetic number, because the mean of its divisors is an integer number (88452).

2^2129010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2129010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2830464).

2129010 is an abundant number, since it is smaller than the sum of its proper divisors (3531918).

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

2129010 is a wasteful number, since it uses less digits than its factorization.

2129010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2129010 is about 1459.1127441017. The cubic root of 2129010 is about 128.6448980447.

The spelling of 2129010 in words is "two million, one hundred twenty-nine thousand, ten".