2115150 has 48 divisors (see below), whose sum is σ = 5356800. Its totient is φ = 552160.

The previous prime is 2115133. The next prime is 2115181. The reversal of 2115150 is 515112.

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

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, 8731 + ... + 8969.

It is an arithmetic number, because the mean of its divisors is an integer number (111600).

2^2115150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2115150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2678400).

2115150 is an abundant number, since it is smaller than the sum of its proper divisors (3241650).

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

2115150 is a wasteful number, since it uses less digits than its factorization.

2115150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 2115150 is about 1454.3555273729. The cubic root of 2115150 is about 128.3651277083.

The spelling of 2115150 in words is "two million, one hundred fifteen thousand, one hundred fifty".