3746288993 has 4 divisors (see below), whose sum is σ = 3759813780. Its totient is φ = 3732764208.

The previous prime is 3746288983. The next prime is 3746288999. The reversal of 3746288993 is 3998826473.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1439215969 + 2307073024 = 37937^2 + 48032^2 .

It is a cyclic number.

It is not a de Polignac number, because 3746288993 - 2¹² = 3746284897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3746288999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6761978 + ... + 6762531.

It is an arithmetic number, because the mean of its divisors is an integer number (939953445).

Almost surely, 2^3746288993 is an apocalyptic number.

It is an amenable number.

3746288993 is a deficient number, since it is larger than the sum of its proper divisors (13524787).

3746288993 is a wasteful number, since it uses less digits than its factorization.

3746288993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13524786.

The product of its digits is 15676416, while the sum is 59.

The square root of 3746288993 is about 61206.9358243002. The cubic root of 3746288993 is about 1553.1035966498.

The spelling of 3746288993 in words is "three billion, seven hundred forty-six million, two hundred eighty-eight thousand, nine hundred ninety-three".