40112372 has 6 divisors (see below), whose sum is σ = 70196658. Its totient is φ = 20056184.

The previous prime is 40112353. The next prime is 40112377. The reversal of 40112372 is 27321104.

It can be written as a sum of positive squares in only one way, i.e., 31315216 + 8797156 = 5596^2 + 2966^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40112377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5014043 + ... + 5014050.

It is an arithmetic number, because the mean of its divisors is an integer number (11699443).

Almost surely, 2^40112372 is an apocalyptic number.

It is an amenable number.

40112372 is a deficient number, since it is larger than the sum of its proper divisors (30084286).

40112372 is a wasteful number, since it uses less digits than its factorization.

40112372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10028097 (or 10028095 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 40112372 is about 6333.4328764107. The cubic root of 40112372 is about 342.3151455995.

Adding to 40112372 its reverse (27321104), we get a palindrome (67433476).

The spelling of 40112372 in words is "forty million, one hundred twelve thousand, three hundred seventy-two".