386282290 has 16 divisors (see below), whose sum is σ = 699576768. Its totient is φ = 153564336.

The previous prime is 386282231. The next prime is 386282297. The reversal of 386282290 is 92282683.

It is not an unprimeable number, because it can be changed into a prime (386282297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116862 + ... + 120121.

It is an arithmetic number, because the mean of its divisors is an integer number (43723548).

Almost surely, 2^386282290 is an apocalyptic number.

386282290 is a deficient number, since it is larger than the sum of its proper divisors (313294478).

386282290 is a wasteful number, since it uses less digits than its factorization.

386282290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237153.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 386282290 is about 19654.0654827443. The cubic root of 386282290 is about 728.2853923217.

The spelling of 386282290 in words is "three hundred eighty-six million, two hundred eighty-two thousand, two hundred ninety".