3758396986 has 4 divisors (see below), whose sum is σ = 5637595482. Its totient is φ = 1879198492.

The previous prime is 3758396963. The next prime is 3758396987. The reversal of 3758396986 is 6896938573.

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

It can be written as a sum of positive squares in only one way, i.e., 2062522225 + 1695874761 = 45415^2 + 41181^2 .

It is not an unprimeable number, because it can be changed into a prime (3758396987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 939599245 + ... + 939599248.

Almost surely, 2^3758396986 is an apocalyptic number.

3758396986 is a deficient number, since it is larger than the sum of its proper divisors (1879198496).

3758396986 is a wasteful number, since it uses less digits than its factorization.

3758396986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879198495.

The product of its digits is 58786560, while the sum is 64.

The square root of 3758396986 is about 61305.7663356393. The cubic root of 3758396986 is about 1554.7750057530.

The spelling of 3758396986 in words is "three billion, seven hundred fifty-eight million, three hundred ninety-six thousand, nine hundred eighty-six".