3729784324 has 24 divisors (see below), whose sum is σ = 7462224000. Its totient is φ = 1597910016.

The previous prime is 3729784307. The next prime is 3729784349. The reversal of 3729784324 is 4234879273.

It is a happy number.

It is a super-2 number, since 2×3729784324² = 27822582207112273952, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 61764 + ... + 106180.

It is an arithmetic number, because the mean of its divisors is an integer number (310926000).

Almost surely, 2^3729784324 is an apocalyptic number.

It is an amenable number.

3729784324 is an abundant number, since it is smaller than the sum of its proper divisors (3732439676).

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

3729784324 is a wasteful number, since it uses less digits than its factorization.

3729784324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47427 (or 47425 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 49.

The square root of 3729784324 is about 61071.9602108856. The cubic root of 3729784324 is about 1550.8194520939.

The spelling of 3729784324 in words is "three billion, seven hundred twenty-nine million, seven hundred eighty-four thousand, three hundred twenty-four".