2150709 has 8 divisors (see below), whose sum is σ = 3128352. Its totient is φ = 1303440.

The previous prime is 2150689. The next prime is 2150713. The reversal of 2150709 is 9070512.

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

It is not a de Polignac number, because 2150709 - 2⁸ = 2150453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150719) 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, 32554 + ... + 32619.

It is an arithmetic number, because the mean of its divisors is an integer number (391044).

2^2150709 is an apocalyptic number.

It is an amenable number.

2150709 is a deficient number, since it is larger than the sum of its proper divisors (977643).

2150709 is a wasteful number, since it uses less digits than its factorization.

2150709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65187.

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 2150709 is about 1466.5295769264. The cubic root of 2150709 is about 129.0804737947.

The spelling of 2150709 in words is "two million, one hundred fifty thousand, seven hundred nine".