40111224 has 32 divisors (see below), whose sum is σ = 100465920. Its totient is φ = 13345376.

The previous prime is 40111213. The next prime is 40111231. The reversal of 40111224 is 42211104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15169 + ... + 17615.

It is an arithmetic number, because the mean of its divisors is an integer number (3139560).

Almost surely, 2^40111224 is an apocalyptic number.

It is an amenable number.

40111224 is an abundant number, since it is smaller than the sum of its proper divisors (60354696).

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

40111224 is a wasteful number, since it uses less digits than its factorization.

40111224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139 (or 3135 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 40111224 is about 6333.3422456078. The cubic root of 40111224 is about 342.3118799277.

Adding to 40111224 its reverse (42211104), we get a palindrome (82322328).

The spelling of 40111224 in words is "forty million, one hundred eleven thousand, two hundred twenty-four".