25001035 has 16 divisors (see below), whose sum is σ = 31295232. Its totient is φ = 19152000.

The previous prime is 25001029. The next prime is 25001047. The reversal of 25001035 is 53010052.

It is not a de Polignac number, because 25001035 - 2⁷ = 25000907 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14857 + ... + 16453.

It is an arithmetic number, because the mean of its divisors is an integer number (1955952).

Almost surely, 2^25001035 is an apocalyptic number.

25001035 is a deficient number, since it is larger than the sum of its proper divisors (6294197).

25001035 is a wasteful number, since it uses less digits than its factorization.

25001035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 25001035 is about 5000.1034989288. The cubic root of 25001035 is about 292.4058089101.

Adding to 25001035 its reverse (53010052), we get a palindrome (78011087).

The spelling of 25001035 in words is "twenty-five million, one thousand, thirty-five".