37491066 has 32 divisors (see below), whose sum is σ = 87700800. Its totient is φ = 11838960.

The previous prime is 37491061. The next prime is 37491067. The reversal of 37491066 is 66019473.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 37491066.

It is not an unprimeable number, because it can be changed into a prime (37491061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17245 + ... + 19296.

It is an arithmetic number, because the mean of its divisors is an integer number (2740650).

Almost surely, 2^37491066 is an apocalyptic number.

37491066 is an abundant number, since it is smaller than the sum of its proper divisors (50209734).

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

37491066 is a wasteful number, since it uses less digits than its factorization.

37491066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36571 (or 36565 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 37491066 is about 6122.9948554608. The cubic root of 37491066 is about 334.6898919789.

The spelling of 37491066 in words is "thirty-seven million, four hundred ninety-one thousand, sixty-six".