3782467961 has 2 divisors, whose sum is σ = 3782467962. Its totient is φ = 3782467960.

The previous prime is 3782467943. The next prime is 3782467973. The reversal of 3782467961 is 1697642873.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3761491561 + 20976400 = 61331^2 + 4580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3782467961 is a prime.

It is not a weakly prime, because it can be changed into another prime (3782467981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1891233980 + 1891233981.

It is an arithmetic number, because the mean of its divisors is an integer number (1891233981).

Almost surely, 2^3782467961 is an apocalyptic number.

It is an amenable number.

3782467961 is a deficient number, since it is larger than the sum of its proper divisors (1).

3782467961 is an equidigital number, since it uses as much as digits as its factorization.

3782467961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 53.

The square root of 3782467961 is about 61501.7720151216. The cubic root of 3782467961 is about 1558.0871746031.

The spelling of 3782467961 in words is "three billion, seven hundred eighty-two million, four hundred sixty-seven thousand, nine hundred sixty-one".