40112252 has 12 divisors (see below), whose sum is σ = 70241136. Its totient is φ = 20043360.

The previous prime is 40112243. The next prime is 40112257. The reversal of 40112252 is 25221104.

It is a self number, because there is not a number n which added to its sum of digits gives 40112252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40112257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9368 + ... + 12960.

It is an arithmetic number, because the mean of its divisors is an integer number (5853428).

Almost surely, 2^40112252 is an apocalyptic number.

It is an amenable number.

40112252 is a deficient number, since it is larger than the sum of its proper divisors (30128884).

40112252 is a wasteful number, since it uses less digits than its factorization.

40112252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6388 (or 6386 counting only the distinct ones).

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

The square root of 40112252 is about 6333.4234028683. The cubic root of 40112252 is about 342.3148042430.

Adding to 40112252 its reverse (25221104), we get a palindrome (65333356).

The spelling of 40112252 in words is "forty million, one hundred twelve thousand, two hundred fifty-two".