3685020337 has 4 divisors (see below), whose sum is σ = 3685291636. Its totient is φ = 3684749040.

The previous prime is 3685020307. The next prime is 3685020349. The reversal of 3685020337 is 7330205863.

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 1172103696 + 2512916641 = 34236^2 + 50129^2 .

It is a cyclic number.

It is not a de Polignac number, because 3685020337 - 2¹⁵ = 3684987569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3685020296 and 3685020305.

It is not an unprimeable number, because it can be changed into a prime (3685020307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114138 + ... + 142819.

It is an arithmetic number, because the mean of its divisors is an integer number (921322909).

Almost surely, 2^3685020337 is an apocalyptic number.

It is an amenable number.

3685020337 is a deficient number, since it is larger than the sum of its proper divisors (271299).

3685020337 is a wasteful number, since it uses less digits than its factorization.

3685020337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271298.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 3685020337 is about 60704.3683518740. The cubic root of 3685020337 is about 1544.5902757579.

The spelling of 3685020337 in words is "three billion, six hundred eighty-five million, twenty thousand, three hundred thirty-seven".