155288248 has 16 divisors (see below), whose sum is σ = 292005000. Its totient is φ = 77420256.

The previous prime is 155288239. The next prime is 155288281. The reversal of 155288248 is 842882551.

It is a super-2 number, since 2×155288248² = 48228879933819008, which contains 22 as substring.

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, 25018 + ... + 30601.

Almost surely, 2^155288248 is an apocalyptic number.

It is an amenable number.

155288248 is a deficient number, since it is larger than the sum of its proper divisors (136716752).

155288248 is a wasteful number, since it uses less digits than its factorization.

155288248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55974 (or 55970 counting only the distinct ones).

The product of its digits is 204800, while the sum is 43.

The square root of 155288248 is about 12461.4705392261. The cubic root of 155288248 is about 537.5013137159.

The spelling of 155288248 in words is "one hundred fifty-five million, two hundred eighty-eight thousand, two hundred forty-eight".