385539948 has 36 divisors (see below), whose sum is σ = 977912208. Its totient is φ = 128071200.

The previous prime is 385539929. The next prime is 385539953. The reversal of 385539948 is 849935583.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 385539894 and 385539903.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7728 + ... + 28823.

It is an arithmetic number, because the mean of its divisors is an integer number (27164228).

Almost surely, 2^385539948 is an apocalyptic number.

It is an amenable number.

385539948 is an abundant number, since it is smaller than the sum of its proper divisors (592372260).

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

385539948 is a wasteful number, since it uses less digits than its factorization.

385539948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36854 (or 36849 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The square root of 385539948 is about 19635.1711986425. The cubic root of 385539948 is about 727.8185631454.

The spelling of 385539948 in words is "three hundred eighty-five million, five hundred thirty-nine thousand, nine hundred forty-eight".