3798913691 has 4 divisors (see below), whose sum is σ = 3901587072. Its totient is φ = 3696240312.

The previous prime is 3798913681. The next prime is 3798913711. The reversal of 3798913691 is 1963198973.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1963198973 = 859 ⋅2285447.

It is a cyclic number.

It is not a de Polignac number, because 3798913691 - 2⁶ = 3798913627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3798913621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51336635 + ... + 51336708.

It is an arithmetic number, because the mean of its divisors is an integer number (975396768).

Almost surely, 2^3798913691 is an apocalyptic number.

3798913691 is a deficient number, since it is larger than the sum of its proper divisors (102673381).

3798913691 is a wasteful number, since it uses less digits than its factorization.

3798913691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102673380.

The product of its digits is 2204496, while the sum is 56.

The square root of 3798913691 is about 61635.3282704002. The cubic root of 3798913691 is about 1560.3420369617.

The spelling of 3798913691 in words is "three billion, seven hundred ninety-eight million, nine hundred thirteen thousand, six hundred ninety-one".