155234342 has 8 divisors (see below), whose sum is σ = 234394032. Its totient is φ = 77103000.

The previous prime is 155234333. The next prime is 155234357. The reversal of 155234342 is 243432551.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256709 + ... + 257312.

It is an arithmetic number, because the mean of its divisors is an integer number (29299254).

Almost surely, 2^155234342 is an apocalyptic number.

155234342 is a deficient number, since it is larger than the sum of its proper divisors (79159690).

155234342 is a wasteful number, since it uses less digits than its factorization.

155234342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514174.

The product of its digits is 14400, while the sum is 29.

The square root of 155234342 is about 12459.3074446375. The cubic root of 155234342 is about 537.4391113288.

Adding to 155234342 its reverse (243432551), we get a palindrome (398666893).

The spelling of 155234342 in words is "one hundred fifty-five million, two hundred thirty-four thousand, three hundred forty-two".