37440666 has 24 divisors (see below), whose sum is σ = 81454464. Its totient is φ = 12429000.

The previous prime is 37440661. The next prime is 37440671. The reversal of 37440666 is 66604473.

37440666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (37440661) and next prime (37440671).

It is a self number, because there is not a number n which added to its sum of digits gives 37440666.

It is not an unprimeable number, because it can be changed into a prime (37440661) 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 11 ways as a sum of consecutive naturals, for example, 375 + ... + 8661.

It is an arithmetic number, because the mean of its divisors is an integer number (3393936).

Almost surely, 2^37440666 is an apocalyptic number.

37440666 is an abundant number, since it is smaller than the sum of its proper divisors (44013798).

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

37440666 is a wasteful number, since it uses less digits than its factorization.

37440666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8546 (or 8543 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 37440666 is about 6118.8778382968. The cubic root of 37440666 is about 334.5398479210.

The spelling of 37440666 in words is "thirty-seven million, four hundred forty thousand, six hundred sixty-six".