384949692 has 72 divisors (see below), whose sum is σ = 1031528400. Its totient is φ = 124143840.

The previous prime is 384949679. The next prime is 384949729. The reversal of 384949692 is 296949483.

384949692 is a `hidden beast` number, since 384 + 94 + 96 + 92 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101934 + ... + 105642.

Almost surely, 2^384949692 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 384949692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515764200).

384949692 is an abundant number, since it is smaller than the sum of its proper divisors (646578708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

384949692 is a wasteful number, since it uses less digits than its factorization.

384949692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784 (or 3745 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The square root of 384949692 is about 19620.1348619218. The cubic root of 384949692 is about 727.4469469230.

It can be divided in two parts, 384949 and 692, that added together give a square (385641 = 621²).

The spelling of 384949692 in words is "three hundred eighty-four million, nine hundred forty-nine thousand, six hundred ninety-two".