3798166646 has 4 divisors (see below), whose sum is σ = 5697249972. Its totient is φ = 1899083322.

The previous prime is 3798166643. The next prime is 3798166649. The reversal of 3798166646 is 6466618973.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3798166643) and next prime (3798166649).

It is a junction number, because it is equal to n+sod(n) for n = 3798166591 and 3798166600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3798166643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 949541660 + ... + 949541663.

It is an arithmetic number, because the mean of its divisors is an integer number (1424312493).

Almost surely, 2^3798166646 is an apocalyptic number.

3798166646 is a deficient number, since it is larger than the sum of its proper divisors (1899083326).

3798166646 is a wasteful number, since it uses less digits than its factorization.

3798166646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899083325.

The product of its digits is 7838208, while the sum is 56.

The square root of 3798166646 is about 61629.2677710842. The cubic root of 3798166646 is about 1560.2397513939.

The spelling of 3798166646 in words is "three billion, seven hundred ninety-eight million, one hundred sixty-six thousand, six hundred forty-six".