385306846 has 8 divisors (see below), whose sum is σ = 590257440. Its totient is φ = 188554368.

The previous prime is 385306841. The next prime is 385306861. The reversal of 385306846 is 648603583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×385306846² = 296922731148935432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385306841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2049411 + ... + 2049598.

It is an arithmetic number, because the mean of its divisors is an integer number (73782180).

Almost surely, 2^385306846 is an apocalyptic number.

385306846 is a deficient number, since it is larger than the sum of its proper divisors (204950594).

385306846 is a wasteful number, since it uses less digits than its factorization.

385306846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099058.

The product of its (nonzero) digits is 414720, while the sum is 43.

The square root of 385306846 is about 19629.2344731016. The cubic root of 385306846 is about 727.6718510108.

The spelling of 385306846 in words is "three hundred eighty-five million, three hundred six thousand, eight hundred forty-six".