384901922 has 4 divisors (see below), whose sum is σ = 577352886. Its totient is φ = 192450960.

The previous prime is 384901919. The next prime is 384901931. The reversal of 384901922 is 229109483.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 306915361 + 77986561 = 17519^2 + 8831^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 96225479 + ... + 96225482.

Almost surely, 2^384901922 is an apocalyptic number.

384901922 is a deficient number, since it is larger than the sum of its proper divisors (192450964).

384901922 is a wasteful number, since it uses less digits than its factorization.

384901922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192450963.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 384901922 is about 19618.9174522959. The cubic root of 384901922 is about 727.4168550444.

The spelling of 384901922 in words is "three hundred eighty-four million, nine hundred one thousand, nine hundred twenty-two".