155240332 has 12 divisors (see below), whose sum is σ = 292568416. Its totient is φ = 71649360.

The previous prime is 155240329. The next prime is 155240347. The reversal of 155240332 is 233042551.

It is a junction number, because it is equal to n+sod(n) for n = 155240297 and 155240306.

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, 1492644 + ... + 1492747.

Almost surely, 2^155240332 is an apocalyptic number.

It is an amenable number.

155240332 is a deficient number, since it is larger than the sum of its proper divisors (137328084).

155240332 is a wasteful number, since it uses less digits than its factorization.

155240332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2985408 (or 2985406 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 155240332 is about 12459.5478248611. The cubic root of 155240332 is about 537.4460239291.

Adding to 155240332 its reverse (233042551), we get a palindrome (388282883).

The spelling of 155240332 in words is "one hundred fifty-five million, two hundred forty thousand, three hundred thirty-two".