2149707 has 8 divisors (see below), whose sum is σ = 3275776. Its totient is φ = 1228392.

The previous prime is 2149703. The next prime is 2149711. The reversal of 2149707 is 7079412.

It is an interprime number because it is at equal distance from previous prime (2149703) and next prime (2149711).

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

It is not a de Polignac number, because 2149707 - 2² = 2149703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2149703) 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, 51163 + ... + 51204.

It is an arithmetic number, because the mean of its divisors is an integer number (409472).

2^2149707 is an apocalyptic number.

2149707 is a deficient number, since it is larger than the sum of its proper divisors (1126069).

2149707 is a wasteful number, since it uses less digits than its factorization.

2149707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102377.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 2149707 is about 1466.1879142866. The cubic root of 2149707 is about 129.0604247898.

The spelling of 2149707 in words is "two million, one hundred forty-nine thousand, seven hundred seven".