25006273 has 2 divisors, whose sum is σ = 25006274. Its totient is φ = 25006272.

The previous prime is 25006231. The next prime is 25006277. The reversal of 25006273 is 37260052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18939904 + 6066369 = 4352^2 + 2463^2 .

It is a cyclic number.

It is not a de Polignac number, because 25006273 - 2²¹ = 22909121 is a prime.

It is not a weakly prime, because it can be changed into another prime (25006277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12503136 + 12503137.

It is an arithmetic number, because the mean of its divisors is an integer number (12503137).

Almost surely, 2^25006273 is an apocalyptic number.

It is an amenable number.

25006273 is a deficient number, since it is larger than the sum of its proper divisors (1).

25006273 is an equidigital number, since it uses as much as digits as its factorization.

25006273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 25006273 is about 5000.6272606544. The cubic root of 25006273 is about 292.4262282604.

The spelling of 25006273 in words is "twenty-five million, six thousand, two hundred seventy-three".