3726937309 has 4 divisors (see below), whose sum is σ = 3728116540. Its totient is φ = 3725758080.

The previous prime is 3726937307. The next prime is 3726937339. The reversal of 3726937309 is 9037396273.

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 2547220900 + 1179716409 = 50470^2 + 34347^2 .

It is a cyclic number.

It is not a de Polignac number, because 3726937309 - 2¹ = 3726937307 is a prime.

It is a super-2 number, since 2×3726937309² = 27780123410432322962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3726937307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584862 + ... + 591199.

It is an arithmetic number, because the mean of its divisors is an integer number (932029135).

Almost surely, 2^3726937309 is an apocalyptic number.

It is an amenable number.

3726937309 is a deficient number, since it is larger than the sum of its proper divisors (1179231).

3726937309 is a wasteful number, since it uses less digits than its factorization.

3726937309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179230.

The product of its (nonzero) digits is 1285956, while the sum is 49.

The square root of 3726937309 is about 61048.6470693659. The cubic root of 3726937309 is about 1550.4247617008.

The spelling of 3726937309 in words is "three billion, seven hundred twenty-six million, nine hundred thirty-seven thousand, three hundred nine".