25420322 has 8 divisors (see below), whose sum is σ = 38173356. Its totient is φ = 12695872.

The previous prime is 25420319. The next prime is 25420331. The reversal of 25420322 is 22302452.

It can be written as a sum of positive squares in 2 ways, for example, as 24810361 + 609961 = 4981^2 + 781^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 25420294 and 25420303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4763 + ... + 8574.

Almost surely, 2^25420322 is an apocalyptic number.

25420322 is a deficient number, since it is larger than the sum of its proper divisors (12753034).

25420322 is a wasteful number, since it uses less digits than its factorization.

25420322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14292.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 25420322 is about 5041.8569991621. The cubic root of 25420322 is about 294.0313801790.

Adding to 25420322 its reverse (22302452), we get a palindrome (47722774).

The spelling of 25420322 in words is "twenty-five million, four hundred twenty thousand, three hundred twenty-two".