25623763 has 16 divisors (see below), whose sum is σ = 29094912. Its totient is φ = 22356000.

The previous prime is 25623757. The next prime is 25623781. The reversal of 25623763 is 36732652.

It is a cyclic number.

It is not a de Polignac number, because 25623763 - 2⁹ = 25623251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25623713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55353 + ... + 55813.

It is an arithmetic number, because the mean of its divisors is an integer number (1818432).

Almost surely, 2^25623763 is an apocalyptic number.

25623763 is a deficient number, since it is larger than the sum of its proper divisors (3471149).

25623763 is a wasteful number, since it uses less digits than its factorization.

25623763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666.

The product of its digits is 45360, while the sum is 34.

The square root of 25623763 is about 5061.9919992035. The cubic root of 25623763 is about 294.8136829821.

Subtracting 25623763 from its reverse (36732652), we obtain a square (11108889 = 3333²).

The spelling of 25623763 in words is "twenty-five million, six hundred twenty-three thousand, seven hundred sixty-three".