385076616 has 64 divisors (see below), whose sum is σ = 1002153600. Its totient is φ = 123153408.

The previous prime is 385076599. The next prime is 385076647. The reversal of 385076616 is 616670583.

It is a super-2 number, since 2×385076616² = 296568000380022912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114576 + ... + 117888.

It is an arithmetic number, because the mean of its divisors is an integer number (15658650).

Almost surely, 2^385076616 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 385076616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501076800).

385076616 is an abundant number, since it is smaller than the sum of its proper divisors (617076984).

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

385076616 is a wasteful number, since it uses less digits than its factorization.

385076616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3518 (or 3514 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 385076616 is about 19623.3691296882. The cubic root of 385076616 is about 727.5268883911.

The spelling of 385076616 in words is "three hundred eighty-five million, seventy-six thousand, six hundred sixteen".