3650131 has 4 divisors (see below), whose sum is σ = 3657352. Its totient is φ = 3642912.

The previous prime is 3650117. The next prime is 3650137. The reversal of 3650131 is 1310563.

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

It is a cyclic number.

It is not a de Polignac number, because 3650131 - 2¹⁵ = 3617363 is a prime.

It is a super-2 number, since 2×3650131² = 26646912634322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

3650131 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3650099 and 3650108.

It is not an unprimeable number, because it can be changed into a prime (3650137) 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 3 ways as a sum of consecutive naturals, for example, 2790 + ... + 3883.

It is an arithmetic number, because the mean of its divisors is an integer number (914338).

Almost surely, 2^3650131 is an apocalyptic number.

3650131 is a deficient number, since it is larger than the sum of its proper divisors (7221).

3650131 is an equidigital number, since it uses as much as digits as its factorization.

3650131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7220.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 3650131 is about 1910.5316014136. The cubic root of 3650131 is about 153.9700144013.

Adding to 3650131 its reverse (1310563), we get a palindrome (4960694).

The spelling of 3650131 in words is "three million, six hundred fifty thousand, one hundred thirty-one".