2051010 has 48 divisors (see below), whose sum is σ = 5746104. Its totient is φ = 504576.

The previous prime is 2050987. The next prime is 2051041. The reversal of 2051010 is 101502.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 660969 + 1390041 = 813^2 + 1179^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2050983 and 2051001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294 + ... + 2046.

2^2051010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2051010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2873052).

2051010 is an abundant number, since it is smaller than the sum of its proper divisors (3695094).

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

2051010 is a wasteful number, since it uses less digits than its factorization.

2051010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779 (or 1776 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 9.

The square root of 2051010 is about 1432.1347701945. The cubic root of 2051010 is about 127.0542682493.

Adding to 2051010 its reverse (101502), we get a palindrome (2152512).

The spelling of 2051010 in words is "two million, fifty-one thousand, ten".