25266003 has 16 divisors (see below), whose sum is σ = 38877696. Its totient is φ = 14296320.

The previous prime is 25265993. The next prime is 25266019. The reversal of 25266003 is 30066252.

It is not a de Polignac number, because 25266003 - 2⁴ = 25265987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25266083) 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 15 ways as a sum of consecutive naturals, for example, 3678 + ... + 8003.

It is an arithmetic number, because the mean of its divisors is an integer number (2429856).

Almost surely, 2^25266003 is an apocalyptic number.

25266003 is a deficient number, since it is larger than the sum of its proper divisors (13611693).

25266003 is a wasteful number, since it uses less digits than its factorization.

25266003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11794.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 25266003 is about 5026.5299163538. The cubic root of 25266003 is about 293.4351805717.

The spelling of 25266003 in words is "twenty-five million, two hundred sixty-six thousand, three".