2155714 has 8 divisors (see below), whose sum is σ = 3527568. Its totient is φ = 979860.

The previous prime is 2155711. The next prime is 2155717. The reversal of 2155714 is 4175512.

It is an interprime number because it is at equal distance from previous prime (2155711) and next prime (2155717).

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2155711) 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, 48972 + ... + 49015.

It is an arithmetic number, because the mean of its divisors is an integer number (440946).

2^2155714 is an apocalyptic number.

2155714 is a deficient number, since it is larger than the sum of its proper divisors (1371854).

2155714 is a wasteful number, since it uses less digits than its factorization.

2155714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98000.

The product of its digits is 1400, while the sum is 25.

The square root of 2155714 is about 1468.2349948152. The cubic root of 2155714 is about 129.1805256490.

It can be divided in two parts, 215 and 5714, that added together give a square (5929 = 77²).

The spelling of 2155714 in words is "two million, one hundred fifty-five thousand, seven hundred fourteen".