3781203372 has 18 divisors (see below), whose sum is σ = 9558041948. Its totient is φ = 1260401112.

The previous prime is 3781203353. The next prime is 3781203373. The reversal of 3781203372 is 2733021873.

3781203372 is a `hidden beast` number, since 3 + 7 + 81 + 203 + 372 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 105033427 = 3781203372 / (3 + 7 + 8 + 1 + 2 + 0 + 3 + 3 + 7 + 2).

It is not an unprimeable number, because it can be changed into a prime (3781203373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52516678 + ... + 52516749.

Almost surely, 2^3781203372 is an apocalyptic number.

It is an amenable number.

3781203372 is an abundant number, since it is smaller than the sum of its proper divisors (5776838576).

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

3781203372 is a wasteful number, since it uses less digits than its factorization.

3781203372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105033437 (or 105033432 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 3781203372 is about 61491.4902405203. The cubic root of 3781203372 is about 1557.9135173028.

The spelling of 3781203372 in words is "three billion, seven hundred eighty-one million, two hundred three thousand, three hundred seventy-two".