40782532 has 12 divisors (see below), whose sum is σ = 81565120. Its totient is φ = 17478216.

The previous prime is 40782529. The next prime is 40782551. The reversal of 40782532 is 23528704.

40782532 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 40782494 and 40782503.

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, 728232 + ... + 728287.

Almost surely, 2^40782532 is an apocalyptic number.

It is an amenable number.

40782532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40782532 is a wasteful number, since it uses less digits than its factorization.

40782532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456530 (or 1456528 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 40782532 is about 6386.1202619431. The cubic root of 40782532 is about 344.2109869373.

It can be divided in two parts, 40782 and 532, that added together give a palindrome (41314).

The spelling of 40782532 in words is "forty million, seven hundred eighty-two thousand, five hundred thirty-two".