155022332 has 12 divisors (see below), whose sum is σ = 274723680. Its totient is φ = 76529856.

The previous prime is 155022319. The next prime is 155022367. The reversal of 155022332 is 233220551.

It is a junction number, because it is equal to n+sod(n) for n = 155022298 and 155022307.

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, 244973 + ... + 245604.

It is an arithmetic number, because the mean of its divisors is an integer number (22893640).

Almost surely, 2^155022332 is an apocalyptic number.

It is an amenable number.

155022332 is a deficient number, since it is larger than the sum of its proper divisors (119701348).

155022332 is a wasteful number, since it uses less digits than its factorization.

155022332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490660 (or 490658 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 155022332 is about 12450.7964403889. The cubic root of 155022332 is about 537.1943322077.

Adding to 155022332 its reverse (233220551), we get a palindrome (388242883).

The spelling of 155022332 in words is "one hundred fifty-five million, twenty-two thousand, three hundred thirty-two".