385648746 has 16 divisors (see below), whose sum is σ = 881482944. Its totient is φ = 110185344.

The previous prime is 385648741. The next prime is 385648763. The reversal of 385648746 is 647846583.

It is not an unprimeable number, because it can be changed into a prime (385648741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4591015 + ... + 4591098.

It is an arithmetic number, because the mean of its divisors is an integer number (55092684).

Almost surely, 2^385648746 is an apocalyptic number.

385648746 is an abundant number, since it is smaller than the sum of its proper divisors (495834198).

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

385648746 is a wasteful number, since it uses less digits than its factorization.

385648746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9182125.

The product of its digits is 3870720, while the sum is 51.

The square root of 385648746 is about 19637.9414908997. The cubic root of 385648746 is about 727.8870193084.

The spelling of 385648746 in words is "three hundred eighty-five million, six hundred forty-eight thousand, seven hundred forty-six".