155362252 has 24 divisors (see below), whose sum is σ = 288265824. Its totient is φ = 73012992.

The previous prime is 155362241. The next prime is 155362261. The reversal of 155362252 is 252263551.

It is a happy 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, 83193 + ... + 85039.

It is an arithmetic number, because the mean of its divisors is an integer number (12011076).

Almost surely, 2^155362252 is an apocalyptic number.

It is an amenable number.

155362252 is a deficient number, since it is larger than the sum of its proper divisors (132903572).

155362252 is a wasteful number, since it uses less digits than its factorization.

155362252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105 (or 3103 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 155362252 is about 12464.4394980280. The cubic root of 155362252 is about 537.5866838382.

The spelling of 155362252 in words is "one hundred fifty-five million, three hundred sixty-two thousand, two hundred fifty-two".