25250008 has 16 divisors (see below), whose sum is σ = 54107280.
Its totient is φ = 10821408.
The previous prime is 25250003. The next prime is 25250033. The reversal of 25250008 is 80005252.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25250003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225391 + ... + 225502.
It is an arithmetic number, because the mean of its divisors is an integer number (3381705).
Almost surely, 225250008 is an apocalyptic number.
25250008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
25250008 is an abundant number, since it is smaller than the sum of its proper divisors (28857272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25250008 is a wasteful number, since it uses less digits than its factorization.
25250008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 450906 (or 450902 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 25250008 is about 5024.9386065901.
The cubic root of 25250008 is about 293.3732464054.
The spelling of 25250008 in words is "twenty-five million, two hundred fifty thousand, eight".