155335332 has 12 divisors (see below), whose sum is σ = 362449136. Its totient is φ = 51778440.

The previous prime is 155335283. The next prime is 155335379. The reversal of 155335332 is 233533551.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 155335332.

It is an unprimeable 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 in 3 ways as a sum of consecutive naturals, for example, 6472294 + ... + 6472317.

Almost surely, 2^155335332 is an apocalyptic number.

155335332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155335332 is an abundant number, since it is smaller than the sum of its proper divisors (207113804).

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

155335332 is a wasteful number, since it uses less digits than its factorization.

155335332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12944618 (or 12944616 counting only the distinct ones).

The product of its digits is 20250, while the sum is 30.

The square root of 155335332 is about 12463.3595791825. The cubic root of 155335332 is about 537.5556323885. Note that the first 3 decimals are identical.

Adding to 155335332 its reverse (233533551), we get a palindrome (388868883).

The spelling of 155335332 in words is "one hundred fifty-five million, three hundred thirty-five thousand, three hundred thirty-two".