155326552 has 32 divisors (see below), whose sum is σ = 319010400. Its totient is φ = 70572544.

The previous prime is 155326543. The next prime is 155326571. The reversal of 155326552 is 255623551.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15748 + ... + 23635.

It is an arithmetic number, because the mean of its divisors is an integer number (9969075).

Almost surely, 2^155326552 is an apocalyptic number.

It is an amenable number.

155326552 is an abundant number, since it is smaller than the sum of its proper divisors (163683848).

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

155326552 is a wasteful number, since it uses less digits than its factorization.

155326552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39435 (or 39431 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The square root of 155326552 is about 12463.0073417294. The cubic root of 155326552 is about 537.5455041339.

The spelling of 155326552 in words is "one hundred fifty-five million, three hundred twenty-six thousand, five hundred fifty-two".