2569963 has 8 divisors (see below), whose sum is σ = 2822400. Its totient is φ = 2320680.

The previous prime is 2569961. The next prime is 2569969. The reversal of 2569963 is 3699652.

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

It is a cyclic number.

It is not a de Polignac number, because 2569963 - 2¹ = 2569961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2569961) 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, 1138 + ... + 2536.

It is an arithmetic number, because the mean of its divisors is an integer number (352800).

2^2569963 is an apocalyptic number.

2569963 is a deficient number, since it is larger than the sum of its proper divisors (252437).

2569963 is a wasteful number, since it uses less digits than its factorization.

2569963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577.

The product of its digits is 87480, while the sum is 40.

The square root of 2569963 is about 1603.1104141637. The cubic root of 2569963 is about 136.9753094546.

It can be divided in two parts, 2 and 569963, that added together give a palindrome (569965).

The spelling of 2569963 in words is "two million, five hundred sixty-nine thousand, nine hundred sixty-three".