2102349 has 8 divisors (see below), whose sum is σ = 2818432. Its totient is φ = 1393920.

The previous prime is 2102341. The next prime is 2102383. The reversal of 2102349 is 9432012.

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

It is not a de Polignac number, because 2102349 - 2³ = 2102341 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 1 + 0 + 2²¹ + 3⁵ + 4⁶ + 9³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237 + ... + 2394.

It is an arithmetic number, because the mean of its divisors is an integer number (352304).

2^2102349 is an apocalyptic number.

It is an amenable number.

2102349 is a deficient number, since it is larger than the sum of its proper divisors (716083).

2102349 is a wasteful number, since it uses less digits than its factorization.

2102349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3827.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2102349 is about 1449.9479300996. The cubic root of 2102349 is about 128.1056460157.

The spelling of 2102349 in words is "two million, one hundred two thousand, three hundred forty-nine".