3790381256 has 8 divisors (see below), whose sum is σ = 7106964870. Its totient is φ = 1895190624.

The previous prime is 3790381249. The next prime is 3790381271. The reversal of 3790381256 is 6521830973.

It can be written as a sum of positive squares in only one way, i.e., 2980068100 + 810313156 = 54590^2 + 28466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3790381256² = 28733980131672275072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236898821 + ... + 236898836.

Almost surely, 2^3790381256 is an apocalyptic number.

It is an amenable number.

3790381256 is a deficient number, since it is larger than the sum of its proper divisors (3316583614).

3790381256 is a wasteful number, since it uses less digits than its factorization.

3790381256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473797663 (or 473797659 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 3790381256 is about 61566.0722801122. The cubic root of 3790381256 is about 1559.1729749595.

The spelling of 3790381256 in words is "three billion, seven hundred ninety million, three hundred eighty-one thousand, two hundred fifty-six".