2150459 has 8 divisors (see below), whose sum is σ = 2204160. Its totient is φ = 2097576.

The previous prime is 2150453. The next prime is 2150471. The reversal of 2150459 is 9540512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2150459 - 2²⁰ = 1101883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12794 + ... + 12960.

It is an arithmetic number, because the mean of its divisors is an integer number (275520).

2^2150459 is an apocalyptic number.

2150459 is a deficient number, since it is larger than the sum of its proper divisors (53701).

2150459 is a wasteful number, since it uses less digits than its factorization.

2150459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 2150459 is about 1466.4443392096. Note that the first 3 decimals coincide. The cubic root of 2150459 is about 129.0754721311.

The spelling of 2150459 in words is "two million, one hundred fifty thousand, four hundred fifty-nine".