384963740 has 48 divisors (see below), whose sum is σ = 925670592. Its totient is φ = 131736576.

The previous prime is 384963739. The next prime is 384963749. The reversal of 384963740 is 47369483.

It is a happy number.

It is a super-2 number, since 2×384963740² = 296394162229575200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 384963691 and 384963700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384963749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80702 + ... + 85338.

It is an arithmetic number, because the mean of its divisors is an integer number (19284804).

Almost surely, 2^384963740 is an apocalyptic number.

It is an amenable number.

384963740 is an abundant number, since it is smaller than the sum of its proper divisors (540706852).

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

384963740 is a wasteful number, since it uses less digits than its factorization.

384963740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5246 (or 5244 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 384963740 is about 19620.4928582337. The cubic root of 384963740 is about 727.4557957419.

The spelling of 384963740 in words is "three hundred eighty-four million, nine hundred sixty-three thousand, seven hundred forty".