3801924641 has 4 divisors (see below), whose sum is σ = 3802232112. Its totient is φ = 3801617172.

The previous prime is 3801924619. The next prime is 3801924647. The reversal of 3801924641 is 1464291083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1464291083 = 43 ⋅34053281.

It is a cyclic number.

It is not a de Polignac number, because 3801924641 - 2²² = 3797730337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3801924595 and 3801924604.

It is not an unprimeable number, because it can be changed into a prime (3801924647) 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 in 3 ways as a sum of consecutive naturals, for example, 134375 + ... + 160188.

It is an arithmetic number, because the mean of its divisors is an integer number (950558028).

Almost surely, 2^3801924641 is an apocalyptic number.

It is an amenable number.

3801924641 is a deficient number, since it is larger than the sum of its proper divisors (307471).

3801924641 is a wasteful number, since it uses less digits than its factorization.

3801924641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307470.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3801924641 is about 61659.7489534299. The cubic root of 3801924641 is about 1560.7541610207.

The spelling of 3801924641 in words is "three billion, eight hundred one million, nine hundred twenty-four thousand, six hundred forty-one".