40283632 has 40 divisors (see below), whose sum is σ = 81141632. Its totient is φ = 19353600.

The previous prime is 40283623. The next prime is 40283641. The reversal of 40283632 is 23638204.

It is an interprime number because it is at equal distance from previous prime (40283623) and next prime (40283641).

It is a super-3 number, since 3×40283632³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 40283632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119368 + ... + 119704.

Almost surely, 2^40283632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40283632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40570816).

40283632 is an abundant number, since it is smaller than the sum of its proper divisors (40858000).

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

40283632 is a wasteful number, since it uses less digits than its factorization.

40283632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 40283632 is about 6346.9387896844. The cubic root of 40283632 is about 342.8016260639.

The spelling of 40283632 in words is "forty million, two hundred eighty-three thousand, six hundred thirty-two".