1825516 has 24 divisors (see below), whose sum is σ = 3983616. Its totient is φ = 711120.

The previous prime is 1825513. The next prime is 1825517. The reversal of 1825516 is 6155281.

1825516 is nontrivially palindromic in base 13.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (1825513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2656 + ... + 3271.

It is an arithmetic number, because the mean of its divisors is an integer number (165984).

2^1825516 is an apocalyptic number.

It is an amenable number.

1825516 is an abundant number, since it is smaller than the sum of its proper divisors (2158100).

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

1825516 is a wasteful number, since it uses less digits than its factorization.

1825516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5949 (or 5947 counting only the distinct ones).

The product of its digits is 2400, while the sum is 28.

The square root of 1825516 is about 1351.1165752813. The cubic root of 1825516 is about 122.2161357238.

The spelling of 1825516 in words is "one million, eight hundred twenty-five thousand, five hundred sixteen".