40061522 has 4 divisors (see below), whose sum is σ = 60092286. Its totient is φ = 20030760.

The previous prime is 40061521. The next prime is 40061543. The reversal of 40061522 is 22516004.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 27237961 + 12823561 = 5219^2 + 3581^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40061494 and 40061503.

It is not an unprimeable number, because it can be changed into a prime (40061521) 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 as a sum of consecutive naturals, namely, 10015379 + ... + 10015382.

Almost surely, 2^40061522 is an apocalyptic number.

40061522 is a deficient number, since it is larger than the sum of its proper divisors (20030764).

40061522 is a wasteful number, since it uses less digits than its factorization.

40061522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20030763.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40061522 is about 6329.4171927595. The cubic root of 40061522 is about 342.1704347543.

Adding to 40061522 its reverse (22516004), we get a palindrome (62577526).

The spelling of 40061522 in words is "forty million, sixty-one thousand, five hundred twenty-two".