40227152 has 20 divisors (see below), whose sum is σ = 89074656. Its totient is φ = 17240160.

The previous prime is 40227107. The next prime is 40227163. The reversal of 40227152 is 25172204.

It is a happy number.

It is a super-2 number, since 2×40227152² = 3236447516062208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 179474 + ... + 179697.

Almost surely, 2^40227152 is an apocalyptic number.

It is an amenable number.

40227152 is an abundant number, since it is smaller than the sum of its proper divisors (48847504).

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

40227152 is a wasteful number, since it uses less digits than its factorization.

40227152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359186 (or 359180 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 40227152 is about 6342.4878399568. The cubic root of 40227152 is about 342.6413418446.

Adding to 40227152 its reverse (25172204), we get a palindrome (65399356).

The spelling of 40227152 in words is "forty million, two hundred twenty-seven thousand, one hundred fifty-two".