2150916 has 12 divisors (see below), whose sum is σ = 5018832. Its totient is φ = 716968.

The previous prime is 2150881. The next prime is 2150917. The reversal of 2150916 is 6190512.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2150917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89610 + ... + 89633.

It is an arithmetic number, because the mean of its divisors is an integer number (418236).

2^2150916 is an apocalyptic number.

It is an amenable number.

2150916 is an abundant number, since it is smaller than the sum of its proper divisors (2867916).

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

2150916 is a wasteful number, since it uses less digits than its factorization.

2150916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179250 (or 179248 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 2150916 is about 1466.6001500068. The cubic root of 2150916 is about 129.0846148789.

The spelling of 2150916 in words is "two million, one hundred fifty thousand, nine hundred sixteen".