3726647940 has 48 divisors (see below), whose sum is σ = 10504670400. Its totient is φ = 987100800.

The previous prime is 3726647923. The next prime is 3726647941. The reversal of 3726647940 is 497466273.

It is a self number, because there is not a number n which added to its sum of digits gives 3726647940.

It is not an unprimeable number, because it can be changed into a prime (3726647941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199486 + ... + 217365.

It is an arithmetic number, because the mean of its divisors is an integer number (218847300).

Almost surely, 2^3726647940 is an apocalyptic number.

3726647940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3726647940 is an abundant number, since it is smaller than the sum of its proper divisors (6778022460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3726647940 is a wasteful number, since it uses less digits than its factorization.

3726647940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417012 (or 417010 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The square root of 3726647940 is about 61046.2770363599. The cubic root of 3726647940 is about 1550.3846343400.

The spelling of 3726647940 in words is "three billion, seven hundred twenty-six million, six hundred forty-seven thousand, nine hundred forty".