3657794456 has 8 divisors (see below), whose sum is σ = 6858364620. Its totient is φ = 1828897224.

The previous prime is 3657794453. The next prime is 3657794461. The reversal of 3657794456 is 6544977563.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3657794453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228612146 + ... + 228612161.

Almost surely, 2^3657794456 is an apocalyptic number.

It is an amenable number.

3657794456 is a deficient number, since it is larger than the sum of its proper divisors (3200570164).

3657794456 is a wasteful number, since it uses less digits than its factorization.

3657794456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457224313 (or 457224309 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 56.

The square root of 3657794456 is about 60479.7028431853. The cubic root of 3657794456 is about 1540.7769251196.

The spelling of 3657794456 in words is "three billion, six hundred fifty-seven million, seven hundred ninety-four thousand, four hundred fifty-six".