155429382 has 16 divisors (see below), whose sum is σ = 311395392. Its totient is φ = 51720360.

The previous prime is 155429359. The next prime is 155429389. The reversal of 155429382 is 283924551.

It is a self number, because there is not a number n which added to its sum of digits gives 155429382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155429389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18544 + ... + 25587.

It is an arithmetic number, because the mean of its divisors is an integer number (19462212).

Almost surely, 2^155429382 is an apocalyptic number.

155429382 is an abundant number, since it is smaller than the sum of its proper divisors (155966010).

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

155429382 is a wasteful number, since it uses less digits than its factorization.

155429382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44723.

The product of its digits is 86400, while the sum is 39.

The square root of 155429382 is about 12467.1320679617. The cubic root of 155429382 is about 537.6641007507.

The spelling of 155429382 in words is "one hundred fifty-five million, four hundred twenty-nine thousand, three hundred eighty-two".