25728596 has 6 divisors (see below), whose sum is σ = 45025050. Its totient is φ = 12864296.

The previous prime is 25728583. The next prime is 25728617. The reversal of 25728596 is 69582752.

It can be written as a sum of positive squares in only one way, i.e., 15100996 + 10627600 = 3886^2 + 3260^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216071 + ... + 3216078.

It is an arithmetic number, because the mean of its divisors is an integer number (7504175).

Almost surely, 2^25728596 is an apocalyptic number.

It is an amenable number.

25728596 is a deficient number, since it is larger than the sum of its proper divisors (19296454).

25728596 is a wasteful number, since it uses less digits than its factorization.

25728596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6432153 (or 6432151 counting only the distinct ones).

The product of its digits is 302400, while the sum is 44.

The square root of 25728596 is about 5072.3363453147. The cubic root of 25728596 is about 295.2151872436.

The spelling of 25728596 in words is "twenty-five million, seven hundred twenty-eight thousand, five hundred ninety-six".