155425734 has 24 divisors (see below), whose sum is σ = 337830480. Its totient is φ = 51643248.

The previous prime is 155425727. The next prime is 155425759. The reversal of 155425734 is 437524551.

155425734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7914 + ... + 19325.

It is an arithmetic number, because the mean of its divisors is an integer number (14076270).

Almost surely, 2^155425734 is an apocalyptic number.

155425734 is an abundant number, since it is smaller than the sum of its proper divisors (182404746).

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

155425734 is a wasteful number, since it uses less digits than its factorization.

155425734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27564 (or 27561 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 155425734 is about 12466.9857624046. The cubic root of 155425734 is about 537.6598943088.

The spelling of 155425734 in words is "one hundred fifty-five million, four hundred twenty-five thousand, seven hundred thirty-four".