25322011 has 16 divisors (see below), whose sum is σ = 31046400. Its totient is φ = 20322720.

The previous prime is 25321997. The next prime is 25322053. The reversal of 25322011 is 11022352.

It is not a de Polignac number, because 25322011 - 2⁵ = 25321979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25322411) 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, 561 + ... + 7138.

It is an arithmetic number, because the mean of its divisors is an integer number (1940400).

Almost surely, 2^25322011 is an apocalyptic number.

25322011 is a deficient number, since it is larger than the sum of its proper divisors (5724389).

25322011 is a wasteful number, since it uses less digits than its factorization.

25322011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7746.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 25322011 is about 5032.0980713814. The cubic root of 25322011 is about 293.6518431060.

Adding to 25322011 its reverse (11022352), we get a palindrome (36344363).

The spelling of 25322011 in words is "twenty-five million, three hundred twenty-two thousand, eleven".