3798021195 has 12 divisors (see below), whose sum is σ = 6583236816. Its totient is φ = 2025611280.

The previous prime is 3798021173. The next prime is 3798021209. The reversal of 3798021195 is 5911208973.

It is not a de Polignac number, because 3798021195 - 2⁹ = 3798020683 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 84400471 = 3798021195 / (3 + 7 + 9 + 8 + 0 + 2 + 1 + 1 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 3798021195.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42200191 + ... + 42200280.

It is an arithmetic number, because the mean of its divisors is an integer number (548603068).

Almost surely, 2^3798021195 is an apocalyptic number.

3798021195 is a deficient number, since it is larger than the sum of its proper divisors (2785215621).

3798021195 is a wasteful number, since it uses less digits than its factorization.

3798021195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84400482 (or 84400479 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 3798021195 is about 61628.0877116920. The cubic root of 3798021195 is about 1560.2198346507.

The spelling of 3798021195 in words is "three billion, seven hundred ninety-eight million, twenty-one thousand, one hundred ninety-five".