40286652 has 48 divisors (see below), whose sum is σ = 107987712. Its totient is φ = 11450880.

The previous prime is 40286633. The next prime is 40286663. The reversal of 40286652 is 25668204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16588 + ... + 18860.

It is an arithmetic number, because the mean of its divisors is an integer number (2249744).

Almost surely, 2^40286652 is an apocalyptic number.

40286652 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40286652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53993856).

40286652 is an abundant number, since it is smaller than the sum of its proper divisors (67701060).

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

40286652 is a wasteful number, since it uses less digits than its factorization.

40286652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498 (or 2496 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 40286652 is about 6347.1766951929. The cubic root of 40286652 is about 342.8101922812.

The spelling of 40286652 in words is "forty million, two hundred eighty-six thousand, six hundred fifty-two".