40382523 has 16 divisors (see below), whose sum is σ = 60057600. Its totient is φ = 26817480.

The previous prime is 40382521. The next prime is 40382569. The reversal of 40382523 is 32528304.

40382523 is a `hidden beast` number, since 403 + 8 + 252 + 3 = 666.

It is not a de Polignac number, because 40382523 - 2¹ = 40382521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (40382521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4558 + ... + 10076.

It is an arithmetic number, because the mean of its divisors is an integer number (3753600).

Almost surely, 2^40382523 is an apocalyptic number.

40382523 is a deficient number, since it is larger than the sum of its proper divisors (19675077).

40382523 is a wasteful number, since it uses less digits than its factorization.

40382523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5799 (or 5793 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 40382523 is about 6354.7244629488. The cubic root of 40382523 is about 343.0819077539.

It can be divided in two parts, 4038 and 2523, that added together give a 8-th power (6561 = 3⁸).

The spelling of 40382523 in words is "forty million, three hundred eighty-two thousand, five hundred twenty-three".