25976064 has 72 divisors (see below), whose sum is σ = 69904800. Its totient is φ = 8562688.

The previous prime is 25976053. The next prime is 25976081. The reversal of 25976064 is 46067952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114319 + ... + 114545.

It is an arithmetic number, because the mean of its divisors is an integer number (970900).

Almost surely, 2^25976064 is an apocalyptic number.

25976064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25976064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34952400).

25976064 is an abundant number, since it is smaller than the sum of its proper divisors (43928736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25976064 is a wasteful number, since it uses less digits than its factorization.

25976064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 25976064 is about 5096.6718552404. The cubic root of 25976064 is about 296.1586682800.

The spelling of 25976064 in words is "twenty-five million, nine hundred seventy-six thousand, sixty-four".