40861192 has 8 divisors (see below), whose sum is σ = 76614750. Its totient is φ = 20430592.

The previous prime is 40861187. The next prime is 40861199. The reversal of 40861192 is 29116804.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20557156 + 20304036 = 4534^2 + 4506^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (40861199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553817 + ... + 2553832.

Almost surely, 2^40861192 is an apocalyptic number.

It is an amenable number.

40861192 is a deficient number, since it is larger than the sum of its proper divisors (35753558).

40861192 is a wasteful number, since it uses less digits than its factorization.

40861192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5107655 (or 5107651 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 40861192 is about 6392.2759640053. The cubic root of 40861192 is about 344.4321457358.

Adding to 40861192 its reverse (29116804), we get a palindrome (69977996).

The spelling of 40861192 in words is "forty million, eight hundred sixty-one thousand, one hundred ninety-two".