25364534 has 24 divisors (see below), whose sum is σ = 41662512. Its totient is φ = 11575200.

The previous prime is 25364533. The next prime is 25364543. The reversal of 25364534 is 43546352.

It is a self number, because there is not a number n which added to its sum of digits gives 25364534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25364533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33767 + ... + 34509.

It is an arithmetic number, because the mean of its divisors is an integer number (1735938).

Almost surely, 2^25364534 is an apocalyptic number.

25364534 is a deficient number, since it is larger than the sum of its proper divisors (16297978).

25364534 is a wasteful number, since it uses less digits than its factorization.

25364534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872 (or 859 counting only the distinct ones).

The product of its digits is 43200, while the sum is 32.

The square root of 25364534 is about 5036.3214750451. The cubic root of 25364534 is about 293.8161267155.

The spelling of 25364534 in words is "twenty-five million, three hundred sixty-four thousand, five hundred thirty-four".