25006567 has 2 divisors, whose sum is σ = 25006568. Its totient is φ = 25006566.

The previous prime is 25006559. The next prime is 25006573. The reversal of 25006567 is 76560052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25006567 - 2³ = 25006559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25006067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12503283 + 12503284.

It is an arithmetic number, because the mean of its divisors is an integer number (12503284).

Almost surely, 2^25006567 is an apocalyptic number.

25006567 is a deficient number, since it is larger than the sum of its proper divisors (1).

25006567 is an equidigital number, since it uses as much as digits as its factorization.

25006567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 25006567 is about 5000.6566568802. The cubic root of 25006567 is about 292.4273742792.

The spelling of 25006567 in words is "twenty-five million, six thousand, five hundred sixty-seven".