40252112 has 10 divisors (see below), whose sum is σ = 77988498. Its totient is φ = 20126048.

The previous prime is 40252109. The next prime is 40252123. The reversal of 40252112 is 21125204.

It can be written as a sum of positive squares in only one way, i.e., 40246336 + 5776 = 6344^2 + 76^2 .

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 as a sum of consecutive naturals, namely, 1257863 + ... + 1257894.

Almost surely, 2^40252112 is an apocalyptic number.

It is an amenable number.

40252112 is a deficient number, since it is larger than the sum of its proper divisors (37736386).

40252112 is a wasteful number, since it uses less digits than its factorization.

40252112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515765 (or 2515759 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 40252112 is about 6344.4552169591. The cubic root of 40252112 is about 342.7121941524.

Adding to 40252112 its reverse (21125204), we get a palindrome (61377316).

The spelling of 40252112 in words is "forty million, two hundred fifty-two thousand, one hundred twelve".