155545342 has 8 divisors (see below), whose sum is σ = 247042656. Its totient is φ = 73197792.

The previous prime is 155545337. The next prime is 155545361. The reversal of 155545342 is 243545551.

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 4574863 = 155545342 / (1 + 5 + 5 + 5 + 4 + 5 + 3 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 155545298 and 155545307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2287398 + ... + 2287465.

It is an arithmetic number, because the mean of its divisors is an integer number (30880332).

Almost surely, 2^155545342 is an apocalyptic number.

155545342 is a deficient number, since it is larger than the sum of its proper divisors (91497314).

155545342 is a wasteful number, since it uses less digits than its factorization.

155545342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574882.

The product of its digits is 60000, while the sum is 34.

The square root of 155545342 is about 12471.7818293939. The cubic root of 155545342 is about 537.7977778150.

The spelling of 155545342 in words is "one hundred fifty-five million, five hundred forty-five thousand, three hundred forty-two".