2159914 has 4 divisors (see below), whose sum is σ = 3239874. Its totient is φ = 1079956.

The previous prime is 2159903. The next prime is 2159923. The reversal of 2159914 is 4199512.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2146225 + 13689 = 1465^2 + 117^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539977 + ... + 539980.

2^2159914 is an apocalyptic number.

2159914 is a deficient number, since it is larger than the sum of its proper divisors (1079960).

2159914 is a wasteful number, since it uses less digits than its factorization.

2159914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079959.

The product of its digits is 3240, while the sum is 31.

The square root of 2159914 is about 1469.6645875845. The cubic root of 2159914 is about 129.2643658108.

The spelling of 2159914 in words is "two million, one hundred fifty-nine thousand, nine hundred fourteen".