40037492 has 48 divisors (see below), whose sum is σ = 79833600. Its totient is φ = 17404800.

The previous prime is 40037489. The next prime is 40037497. The reversal of 40037492 is 29473004.

40037492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40037497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203138 + ... + 203334.

It is an arithmetic number, because the mean of its divisors is an integer number (1663200).

Almost surely, 2^40037492 is an apocalyptic number.

It is an amenable number.

40037492 is a deficient number, since it is larger than the sum of its proper divisors (39796108).

40037492 is a wasteful number, since it uses less digits than its factorization.

40037492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 40037492 is about 6327.5186289730. The cubic root of 40037492 is about 342.1020066660.

The spelling of 40037492 in words is "forty million, thirty-seven thousand, four hundred ninety-two".