2031150 has 48 divisors (see below), whose sum is σ = 5499648. Its totient is φ = 492000.

The previous prime is 2031137. The next prime is 2031163. The reversal of 2031150 is 511302.

It is an interprime number because it is at equal distance from previous prime (2031137) and next prime (2031163).

It is a Curzon number.

It is a congruent number.

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, 1035 + ... + 2265.

It is an arithmetic number, because the mean of its divisors is an integer number (114576).

2^2031150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2749824).

2031150 is an abundant number, since it is smaller than the sum of its proper divisors (3468498).

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

2031150 is a wasteful number, since it uses less digits than its factorization.

2031150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257 (or 1252 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 2031150 is about 1425.1841986214. The cubic root of 2031150 is about 126.6428471677.

Subtracting from 2031150 its product of nonzero digits (30), we obtain a triangular number (2031120 = T₂₀₁₅).

Adding to 2031150 its reverse (511302), we get a palindrome (2542452).

The spelling of 2031150 in words is "two million, thirty-one thousand, one hundred fifty".