25003016 has 16 divisors (see below), whose sum is σ = 47066940. Its totient is φ = 12451840.

The previous prime is 25003007. The next prime is 25003021. The reversal of 25003016 is 61030052.

It can be written as a sum of positive squares in 2 ways, for example, as 24108100 + 894916 = 4910^2 + 946^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25002985 and 25003003.

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, 4025 + ... + 8136.

Almost surely, 2^25003016 is an apocalyptic number.

It is an amenable number.

25003016 is a deficient number, since it is larger than the sum of its proper divisors (22063924).

25003016 is a wasteful number, since it uses less digits than its factorization.

25003016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12424 (or 12420 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 25003016 is about 5000.3015909043. The cubic root of 25003016 is about 292.4135317985.

Adding to 25003016 its reverse (61030052), we get a palindrome (86033068).

The spelling of 25003016 in words is "twenty-five million, three thousand, sixteen".