25415332 has 6 divisors (see below), whose sum is σ = 44476838. Its totient is φ = 12707664.

The previous prime is 25415329. The next prime is 25415333. The reversal of 25415332 is 23351452.

It can be written as a sum of positive squares in only one way, i.e., 24443136 + 972196 = 4944^2 + 986^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25415297 and 25415306.

It is not an unprimeable number, because it can be changed into a prime (25415333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3176913 + ... + 3176920.

Almost surely, 2^25415332 is an apocalyptic number.

It is an amenable number.

25415332 is a deficient number, since it is larger than the sum of its proper divisors (19061506).

25415332 is a wasteful number, since it uses less digits than its factorization.

25415332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6353837 (or 6353835 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 25415332 is about 5041.3621175234. The cubic root of 25415332 is about 294.0121395021.

Adding to 25415332 its reverse (23351452), we get a palindrome (48766784).

The spelling of 25415332 in words is "twenty-five million, four hundred fifteen thousand, three hundred thirty-two".