1525916 has 12 divisors (see below), whose sum is σ = 3051888. Its totient is φ = 653952.

The previous prime is 1525877. The next prime is 1525921. The reversal of 1525916 is 6195251.

1525916 is an admirable number.

It is a congruent number.

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, 27221 + ... + 27276.

It is an arithmetic number, because the mean of its divisors is an integer number (254324).

2^1525916 is an apocalyptic number.

It is an amenable number.

1525916 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1525916 is a wasteful number, since it uses less digits than its factorization.

1525916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54508 (or 54506 counting only the distinct ones).

The product of its digits is 2700, while the sum is 29.

The square root of 1525916 is about 1235.2797254064. The cubic root of 1525916 is about 115.1269172200.

The spelling of 1525916 in words is "one million, five hundred twenty-five thousand, nine hundred sixteen".