25049863 has 2 divisors, whose sum is σ = 25049864. Its totient is φ = 25049862.

The previous prime is 25049839. The next prime is 25049897. The reversal of 25049863 is 36894052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25049863 - 2⁵ = 25049831 is a prime.

It is a super-3 number, since 3×25049863³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25049803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12524931 + 12524932.

It is an arithmetic number, because the mean of its divisors is an integer number (12524932).

Almost surely, 2^25049863 is an apocalyptic number.

25049863 is a deficient number, since it is larger than the sum of its proper divisors (1).

25049863 is an equidigital number, since it uses as much as digits as its factorization.

25049863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 25049863 is about 5004.9838161577. The cubic root of 25049863 is about 292.5960451145.

The spelling of 25049863 in words is "twenty-five million, forty-nine thousand, eight hundred sixty-three".