26561552 has 10 divisors (see below), whose sum is σ = 51463038. Its totient is φ = 13280768.

The previous prime is 26561551. The next prime is 26561581. The reversal of 26561552 is 25516562.

It can be written as a sum of positive squares in only one way, i.e., 21381376 + 5180176 = 4624^2 + 2276^2 .

It is not an unprimeable number, because it can be changed into a prime (26561551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 830033 + ... + 830064.

Almost surely, 2^26561552 is an apocalyptic number.

It is an amenable number.

26561552 is a deficient number, since it is larger than the sum of its proper divisors (24901486).

26561552 is a wasteful number, since it uses less digits than its factorization.

26561552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660105 (or 1660099 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 26561552 is about 5153.7900616925. The cubic root of 26561552 is about 298.3672483802.

The spelling of 26561552 in words is "twenty-six million, five hundred sixty-one thousand, five hundred fifty-two".