40522382 has 4 divisors (see below), whose sum is σ = 60783576. Its totient is φ = 20261190.

The previous prime is 40522381. The next prime is 40522387. The reversal of 40522382 is 28322504.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40522381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10130594 + ... + 10130597.

It is an arithmetic number, because the mean of its divisors is an integer number (15195894).

Almost surely, 2^40522382 is an apocalyptic number.

40522382 is a deficient number, since it is larger than the sum of its proper divisors (20261194).

40522382 is a wasteful number, since it uses less digits than its factorization.

40522382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20261193.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 40522382 is about 6365.7192837888. The cubic root of 40522382 is about 343.4775228299.

Adding to 40522382 its reverse (28322504), we get a palindrome (68844886).

It can be divided in two parts, 40522 and 382, that added together give a palindrome (40904).

The spelling of 40522382 in words is "forty million, five hundred twenty-two thousand, three hundred eighty-two".