1025516 has 12 divisors (see below), whose sum is σ = 1801800. Its totient is φ = 510720.

The previous prime is 1025513. The next prime is 1025537. The reversal of 1025516 is 6155201.

It is not an unprimeable number, because it can be changed into a prime (1025513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1511 + ... + 2081.

It is an arithmetic number, because the mean of its divisors is an integer number (150150).

2^1025516 is an apocalyptic number.

It is an amenable number.

1025516 is a deficient number, since it is larger than the sum of its proper divisors (776284).

1025516 is a wasteful number, since it uses less digits than its factorization.

1025516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024 (or 1022 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1025516 is about 1012.6776387380. The cubic root of 1025516 is about 100.8434000984.

The spelling of 1025516 in words is "one million, twenty-five thousand, five hundred sixteen".