2349870 has 64 divisors (see below), whose sum is σ = 6073920. Its totient is φ = 580608.

The previous prime is 2349869. The next prime is 2349871. The reversal of 2349870 is 789432.

It is an interprime number because it is at equal distance from previous prime (2349869) and next prime (2349871).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2349871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32154 + ... + 32226.

It is an arithmetic number, because the mean of its divisors is an integer number (94905).

2^2349870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2349870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3036960).

2349870 is an abundant number, since it is smaller than the sum of its proper divisors (3724050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2349870 is a wasteful number, since it uses less digits than its factorization.

2349870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2349870 is about 1532.9285697644. The cubic root of 2349870 is about 132.9478379126.

The spelling of 2349870 in words is "two million, three hundred forty-nine thousand, eight hundred seventy".