25361064 has 24 divisors (see below), whose sum is σ = 68686410. Its totient is φ = 8453664.

The previous prime is 25361057. The next prime is 25361081. The reversal of 25361064 is 46016352.

It can be written as a sum of positive squares in only one way, i.e., 22638564 + 2722500 = 4758^2 + 1650^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 176047 + ... + 176190.

Almost surely, 2^25361064 is an apocalyptic number.

25361064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25361064 is an abundant number, since it is smaller than the sum of its proper divisors (43325346).

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

25361064 is a wasteful number, since it uses less digits than its factorization.

25361064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352249 (or 352242 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 25361064 is about 5035.9769657932. The cubic root of 25361064 is about 293.8027275804.

It can be divided in two parts, 2536 and 1064, that added together give a square (3600 = 60²).

The spelling of 25361064 in words is "twenty-five million, three hundred sixty-one thousand, sixty-four".