3720453756 has 24 divisors (see below), whose sum is σ = 8714073984. Its totient is φ = 1235434800.

The previous prime is 3720453743. The next prime is 3720453797. The reversal of 3720453756 is 6573540273.

It is a congruent number.

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, 586270 + ... + 592581.

It is an arithmetic number, because the mean of its divisors is an integer number (363086416).

Almost surely, 2^3720453756 is an apocalyptic number.

It is an amenable number.

3720453756 is an abundant number, since it is smaller than the sum of its proper divisors (4993620228).

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

3720453756 is a wasteful number, since it uses less digits than its factorization.

3720453756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179121 (or 1179119 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 42.

The square root of 3720453756 is about 60995.5224258306. The cubic root of 3720453756 is about 1549.5251762371.

The spelling of 3720453756 in words is "three billion, seven hundred twenty million, four hundred fifty-three thousand, seven hundred fifty-six".