3731650318 has 48 divisors (see below), whose sum is σ = 6549911424. Its totient is φ = 1578313440.

The previous prime is 3731650289. The next prime is 3731650319. The reversal of 3731650318 is 8130561373.

It is a happy number.

It is a super-2 number, since 2×3731650318² = 27850428191659002248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3731650319) 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 23 ways as a sum of consecutive naturals, for example, 690021 + ... + 695407.

It is an arithmetic number, because the mean of its divisors is an integer number (136456488).

Almost surely, 2^3731650318 is an apocalyptic number.

3731650318 is a deficient number, since it is larger than the sum of its proper divisors (2818261106).

3731650318 is a wasteful number, since it uses less digits than its factorization.

3731650318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5497 (or 5460 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 3731650318 is about 61087.2353114789. The cubic root of 3731650318 is about 1551.0780315976.

The spelling of 3731650318 in words is "three billion, seven hundred thirty-one million, six hundred fifty thousand, three hundred eighteen".