25622425 has 12 divisors (see below), whose sum is σ = 32007996. Its totient is φ = 20345600.

The previous prime is 25622413. The next prime is 25622449. The reversal of 25622425 is 52422652.

It can be written as a sum of positive squares in 6 ways, for example, as 301401 + 25321024 = 549^2 + 5032^2 .

It is not a de Polignac number, because 25622425 - 2¹³ = 25614233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25622393 and 25622402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316 + ... + 7165.

It is an arithmetic number, because the mean of its divisors is an integer number (2667333).

Almost surely, 2^25622425 is an apocalyptic number.

25622425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25622425 is a deficient number, since it is larger than the sum of its proper divisors (6385571).

25622425 is a wasteful number, since it uses less digits than its factorization.

25622425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7628 (or 7623 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 25622425 is about 5061.8598360682. The cubic root of 25622425 is about 294.8085514489.

The spelling of 25622425 in words is "twenty-five million, six hundred twenty-two thousand, four hundred twenty-five".