2452661 has 8 divisors (see below), whose sum is σ = 2534784. Its totient is φ = 2371680.

The previous prime is 2452649. The next prime is 2452663. The reversal of 2452661 is 1662542.

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 2452661 - 2¹⁰ = 2451637 is a prime.

It is a super-3 number, since 3×2452661³ = 44262285063335042343, which contains 333 as substring.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 2452661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2452663) 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, 6500 + ... + 6866.

It is an arithmetic number, because the mean of its divisors is an integer number (316848).

2^2452661 is an apocalyptic number.

It is an amenable number.

2452661 is a deficient number, since it is larger than the sum of its proper divisors (82123).

2452661 is a wasteful number, since it uses less digits than its factorization.

2452661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571.

The product of its digits is 2880, while the sum is 26.

The square root of 2452661 is about 1566.0973788370. The cubic root of 2452661 is about 134.8587640428.

It can be divided in two parts, 2452 and 661, that added together give a palindrome (3113).

The spelling of 2452661 in words is "two million, four hundred fifty-two thousand, six hundred sixty-one".