40111252 has 12 divisors (see below), whose sum is σ = 70455616. Its totient is φ = 19981080.

The previous prime is 40111231. The next prime is 40111259. The reversal of 40111252 is 25211104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40111259) 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, 17418 + ... + 19585.

Almost surely, 2^40111252 is an apocalyptic number.

It is an amenable number.

40111252 is a deficient number, since it is larger than the sum of its proper divisors (30344364).

40111252 is a wasteful number, since it uses less digits than its factorization.

40111252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37278 (or 37276 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 40111252 is about 6333.3444561306. The cubic root of 40111252 is about 342.3119595789.

Adding to 40111252 its reverse (25211104), we get a palindrome (65322356).

The spelling of 40111252 in words is "forty million, one hundred eleven thousand, two hundred fifty-two".