40422052 has 12 divisors (see below), whose sum is σ = 77169456. Its totient is φ = 18373640.

The previous prime is 40422049. The next prime is 40422059. The reversal of 40422052 is 25022404.

It is not an unprimeable number, because it can be changed into a prime (40422059) 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 3 ways as a sum of consecutive naturals, for example, 459298 + ... + 459385.

It is an arithmetic number, because the mean of its divisors is an integer number (6430788).

Almost surely, 2^40422052 is an apocalyptic number.

It is an amenable number.

40422052 is a deficient number, since it is larger than the sum of its proper divisors (36747404).

40422052 is a wasteful number, since it uses less digits than its factorization.

40422052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918698 (or 918696 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 40422052 is about 6357.8339078652. The cubic root of 40422052 is about 343.1938147631.

Adding to 40422052 its reverse (25022404), we get a palindrome (65444456).

The spelling of 40422052 in words is "forty million, four hundred twenty-two thousand, fifty-two".