40283660 has 12 divisors (see below), whose sum is σ = 84595728. Its totient is φ = 16113456.

The previous prime is 40283651. The next prime is 40283687. The reversal of 40283660 is 6638204.

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, 1007072 + ... + 1007111.

It is an arithmetic number, because the mean of its divisors is an integer number (7049644).

Almost surely, 2^40283660 is an apocalyptic number.

It is an amenable number.

40283660 is an abundant number, since it is smaller than the sum of its proper divisors (44312068).

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

40283660 is a wasteful number, since it uses less digits than its factorization.

40283660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014192 (or 2014190 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 40283660 is about 6346.9409954718. The cubic root of 40283660 is about 342.8017054877.

The spelling of 40283660 in words is "forty million, two hundred eighty-three thousand, six hundred sixty".