3725440344 has 48 divisors (see below), whose sum is σ = 10350937800. Its totient is φ = 1241514432.

The previous prime is 3725440339. The next prime is 3725440351. The reversal of 3725440344 is 4430445273.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

3725440344 is a `hidden beast` number, since 3 + 72 + 544 + 0 + 3 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3725440299 and 3725440308.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 894972 + ... + 899124.

Almost surely, 2^3725440344 is an apocalyptic number.

It is an amenable number.

3725440344 is an abundant number, since it is smaller than the sum of its proper divisors (6625497456).

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

3725440344 is an frugal number, since it uses more digits than its factorization.

3725440344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8321 (or 4158 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 36.

The square root of 3725440344 is about 61036.3854106712. The cubic root of 3725440344 is about 1550.2171522329.

The spelling of 3725440344 in words is "three billion, seven hundred twenty-five million, four hundred forty thousand, three hundred forty-four".