25403323 has 8 divisors (see below), whose sum is σ = 29171520. Its totient is φ = 21878280.

The previous prime is 25403317. The next prime is 25403327. The reversal of 25403323 is 32330452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25403323 - 2¹³ = 25395131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25403294 and 25403303.

It is not an unprimeable number, because it can be changed into a prime (25403327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60565 + ... + 60982.

It is an arithmetic number, because the mean of its divisors is an integer number (3646440).

Almost surely, 2^25403323 is an apocalyptic number.

25403323 is a deficient number, since it is larger than the sum of its proper divisors (3768197).

25403323 is a wasteful number, since it uses less digits than its factorization.

25403323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121577.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 25403323 is about 5040.1709296412. The cubic root of 25403323 is about 293.9658243089.

Adding to 25403323 its reverse (32330452), we get a palindrome (57733775).

The spelling of 25403323 in words is "twenty-five million, four hundred three thousand, three hundred twenty-three".