384201650 has 36 divisors (see below), whose sum is σ = 831292218. Its totient is φ = 131725440.

The previous prime is 384201619. The next prime is 384201691. The reversal of 384201650 is 56102483.

It can be written as a sum of positive squares in 3 ways, for example, as 376243609 + 7958041 = 19397^2 + 2821^2 .

It is a super-2 number, since 2×384201650² = 295221815725445000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 75959 + ... + 80858.

Almost surely, 2^384201650 is an apocalyptic number.

384201650 is an abundant number, since it is smaller than the sum of its proper divisors (447090568).

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

384201650 is a wasteful number, since it uses less digits than its factorization.

384201650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156843 (or 156831 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 384201650 is about 19601.0624712029. The cubic root of 384201650 is about 726.9754448573.

The spelling of 384201650 in words is "three hundred eighty-four million, two hundred one thousand, six hundred fifty".