25316073 has 6 divisors (see below), whose sum is σ = 36567674. Its totient is φ = 16877376.

The previous prime is 25316059. The next prime is 25316087. The reversal of 25316073 is 37061352.

It is a happy number.

25316073 is a `hidden beast` number, since 2 + 53 + 1 + 607 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (25316059) and next prime (25316087).

It can be written as a sum of positive squares in only one way, i.e., 14837904 + 10478169 = 3852^2 + 3237^2 .

It is not a de Polignac number, because 25316073 - 2⁵ = 25316041 is a prime.

It is a super-3 number, since 3×25316073³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25316023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1406440 + ... + 1406457.

Almost surely, 2^25316073 is an apocalyptic number.

It is an amenable number.

25316073 is a deficient number, since it is larger than the sum of its proper divisors (11251601).

25316073 is a wasteful number, since it uses less digits than its factorization.

25316073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2812903 (or 2812900 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 25316073 is about 5031.5080244396. The cubic root of 25316073 is about 293.6288875706.

The spelling of 25316073 in words is "twenty-five million, three hundred sixteen thousand, seventy-three".