3884692385 has 16 divisors (see below), whose sum is σ = 5329037952. Its totient is φ = 2663059200.

The previous prime is 3884692379. The next prime is 3884692393. The reversal of 3884692385 is 5832964883.

It is not a de Polignac number, because 3884692385 - 2¹⁰ = 3884691361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3884692385.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135350 + ... + 161520.

It is an arithmetic number, because the mean of its divisors is an integer number (333064872).

Almost surely, 2^3884692385 is an apocalyptic number.

3884692385 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3884692385 is a deficient number, since it is larger than the sum of its proper divisors (1444345567).

3884692385 is a wasteful number, since it uses less digits than its factorization.

3884692385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30424.

The product of its digits is 9953280, while the sum is 56.

The square root of 3884692385 is about 62327.3004790036. The cubic root of 3884692385 is about 1571.9988044858.

The spelling of 3884692385 in words is "three billion, eight hundred eighty-four million, six hundred ninety-two thousand, three hundred eighty-five".