39828560 has 40 divisors (see below), whose sum is σ = 97478880. Its totient is φ = 15092352.

The previous prime is 39828559. The next prime is 39828563. The reversal of 39828560 is 6582893.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39828563) 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, 11582 + ... + 14621.

It is an arithmetic number, because the mean of its divisors is an integer number (2436972).

Almost surely, 2^39828560 is an apocalyptic number.

It is an amenable number.

39828560 is an abundant number, since it is smaller than the sum of its proper divisors (57650320).

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

39828560 is a wasteful number, since it uses less digits than its factorization.

39828560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26235 (or 26229 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 39828560 is about 6310.9872444809. The cubic root of 39828560 is about 341.5058924989.

The spelling of 39828560 in words is "thirty-nine million, eight hundred twenty-eight thousand, five hundred sixty".