25611652 has 12 divisors (see below), whose sum is σ = 48895056. Its totient is φ = 11641640.

The previous prime is 25611647. The next prime is 25611653.

25611652 is nontrivially palindromic in base 10.

It is a super-4 number, since 4×25611652⁴ (a number of 31 digits) contains 4444 as substring.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 25611652.

It is not an unprimeable number, because it can be changed into a prime (25611653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290998 + ... + 291085.

It is an arithmetic number, because the mean of its divisors is an integer number (4074588).

Almost surely, 2^25611652 is an apocalyptic number.

25611652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25611652 is a deficient number, since it is larger than the sum of its proper divisors (23283404).

25611652 is a wasteful number, since it uses less digits than its factorization.

25611652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582098 (or 582096 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 25611652 is about 5060.7955896282. The cubic root of 25611652 is about 294.7672280412.

The spelling of 25611652 in words is "twenty-five million, six hundred eleven thousand, six hundred fifty-two".