40436692 has 12 divisors (see below), whose sum is σ = 70810740. Its totient is φ = 20205056.

The previous prime is 40436689. The next prime is 40436699. The reversal of 40436692 is 29663404.

It can be written as a sum of positive squares in 2 ways, for example, as 24147396 + 16289296 = 4914^2 + 4036^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40436699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7284 + ... + 11572.

It is an arithmetic number, because the mean of its divisors is an integer number (5900895).

Almost surely, 2^40436692 is an apocalyptic number.

It is an amenable number.

40436692 is a deficient number, since it is larger than the sum of its proper divisors (30374048).

40436692 is a wasteful number, since it uses less digits than its factorization.

40436692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6650 (or 6648 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 40436692 is about 6358.9851391555. The cubic root of 40436692 is about 343.2352422410.

The spelling of 40436692 in words is "forty million, four hundred thirty-six thousand, six hundred ninety-two".