2808532 has 12 divisors (see below), whose sum is σ = 5019840. Its totient is φ = 1374296.

The previous prime is 2808527. The next prime is 2808551. The reversal of 2808532 is 2358082.

It is a self number, because there is not a number n which added to its sum of digits gives 2808532.

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, 7282 + ... + 7657.

It is an arithmetic number, because the mean of its divisors is an integer number (418320).

2^2808532 is an apocalyptic number.

It is an amenable number.

2808532 is a deficient number, since it is larger than the sum of its proper divisors (2211308).

2808532 is a wasteful number, since it uses less digits than its factorization.

2808532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14990 (or 14988 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 2808532 is about 1675.8675365315. The cubic root of 2808532 is about 141.0889903164.

It can be divided in two parts, 2808 and 532, that multiplied together give a triangular number (1493856 = T₁₇₂₈).

The spelling of 2808532 in words is "two million, eight hundred eight thousand, five hundred thirty-two".