286156146 has 16 divisors (see below), whose sum is σ = 576820224. Its totient is φ = 94634064.

The previous prime is 286156141. The next prime is 286156151. The reversal of 286156146 is 641651682.

It is a happy number.

286156146 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (286156141) and next prime (286156151).

It is not an unprimeable number, because it can be changed into a prime (286156141) 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, 187005 + ... + 188528.

It is an arithmetic number, because the mean of its divisors is an integer number (36051264).

Almost surely, 2^286156146 is an apocalyptic number.

286156146 is an abundant number, since it is smaller than the sum of its proper divisors (290664078).

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

286156146 is a wasteful number, since it uses less digits than its factorization.

286156146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375665.

The product of its digits is 69120, while the sum is 39.

The square root of 286156146 is about 16916.1504486098. The cubic root of 286156146 is about 658.9731092468.

The spelling of 286156146 in words is "two hundred eighty-six million, one hundred fifty-six thousand, one hundred forty-six".