155012282 has 8 divisors (see below), whose sum is σ = 233276736. Its totient is φ = 77253372.

The previous prime is 155012281. The next prime is 155012321. The reversal of 155012282 is 282210551.

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

It is not an unprimeable number, because it can be changed into a prime (155012281) 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, 125618 + ... + 126845.

It is an arithmetic number, because the mean of its divisors is an integer number (29159592).

Almost surely, 2^155012282 is an apocalyptic number.

155012282 is a deficient number, since it is larger than the sum of its proper divisors (78264454).

155012282 is a wasteful number, since it uses less digits than its factorization.

155012282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252772.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 155012282 is about 12450.3928452077. The cubic root of 155012282 is about 537.1827233003.

The spelling of 155012282 in words is "one hundred fifty-five million, twelve thousand, two hundred eighty-two".