155024252 has 12 divisors (see below), whose sum is σ = 271393416. Its totient is φ = 77483280.

The previous prime is 155024237. The next prime is 155024267. The reversal of 155024252 is 252420551.

155024252 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (155024237) and next prime (155024267).

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, 8858 + ... + 19710.

It is an arithmetic number, because the mean of its divisors is an integer number (22616118).

Almost surely, 2^155024252 is an apocalyptic number.

It is an amenable number.

155024252 is a deficient number, since it is larger than the sum of its proper divisors (116369164).

155024252 is a wasteful number, since it uses less digits than its factorization.

155024252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14428 (or 14426 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 155024252 is about 12450.8735436515. The cubic root of 155024252 is about 537.1965499718.

The spelling of 155024252 in words is "one hundred fifty-five million, twenty-four thousand, two hundred fifty-two".