2010438 has 24 divisors (see below), whose sum is σ = 4429776. Its totient is φ = 658800.

The previous prime is 2010431. The next prime is 2010439. The reversal of 2010438 is 8340102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 13.

It is a zygodrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 2010438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183 + ... + 2013.

It is an arithmetic number, because the mean of its divisors is an integer number (184574).

2^2010438 is an apocalyptic number.

2010438 is an abundant number, since it is smaller than the sum of its proper divisors (2419338).

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

2010438 is a wasteful number, since it uses less digits than its factorization.

2010438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900 (or 1897 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2010438 is about 1417.8991501514. The cubic root of 2010438 is about 126.2109090490.

The spelling of 2010438 in words is "two million, ten thousand, four hundred thirty-eight".