155047024 has 20 divisors (see below), whose sum is σ = 327713400. Its totient is φ = 70475840.

The previous prime is 155047007. The next prime is 155047037. The reversal of 155047024 is 420740551.

155047024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 155046983 and 155047001.

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, 440299 + ... + 440650.

It is an arithmetic number, because the mean of its divisors is an integer number (16385670).

Almost surely, 2^155047024 is an apocalyptic number.

It is an amenable number.

155047024 is an abundant number, since it is smaller than the sum of its proper divisors (172666376).

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

155047024 is a wasteful number, since it uses less digits than its factorization.

155047024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880968 (or 880962 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 155047024 is about 12451.7879840608. The cubic root of 155047024 is about 537.2228521809. Note that the first 3 decimals are identical.

Adding to 155047024 its reverse (420740551), we get a palindrome (575787575).

The spelling of 155047024 in words is "one hundred fifty-five million, forty-seven thousand, twenty-four".