155356 has 6 divisors (see below), whose sum is σ = 271880. Its totient is φ = 77676.

The previous prime is 155333. The next prime is 155371. The reversal of 155356 is 653551.

It is a self number, because there is not a number n which added to its sum of digits gives 155356.

It is a congruent number.

It is an unprimeable number.

155356 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 19416 + ... + 19423.

2¹⁵⁵³⁵⁶ is an apocalyptic number.

It is an amenable number.

155356 is a deficient number, since it is larger than the sum of its proper divisors (116524).

155356 is a wasteful number, since it uses less digits than its factorization.

155356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38843 (or 38841 counting only the distinct ones).

The product of its digits is 2250, while the sum is 25.

The square root of 155356 is about 394.1522548458. The cubic root of 155356 is about 53.7579472655.

It can be divided in two parts, 1553 and 56, that multiplied together give a palindrome (86968).

The spelling of 155356 in words is "one hundred fifty-five thousand, three hundred fifty-six".