2569938 has 32 divisors (see below), whose sum is σ = 6014976. Its totient is φ = 716688.

The previous prime is 2569937. The next prime is 2569939. The reversal of 2569938 is 8399652.

It is an interprime number because it is at equal distance from previous prime (2569937) and next prime (2569939).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2569938.

It is not an unprimeable number, because it can be changed into a prime (2569937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095 + ... + 2517.

It is an arithmetic number, because the mean of its divisors is an integer number (187968).

2^2569938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2569938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3007488).

2569938 is an abundant number, since it is smaller than the sum of its proper divisors (3445038).

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

2569938 is a wasteful number, since it uses less digits than its factorization.

2569938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478.

The product of its digits is 116640, while the sum is 42.

The square root of 2569938 is about 1603.1026168028. The cubic root of 2569938 is about 136.9748652985.

The spelling of 2569938 in words is "two million, five hundred sixty-nine thousand, nine hundred thirty-eight".