155104250 has 64 divisors (see below), whose sum is σ = 334084608. Its totient is φ = 52819200.

The previous prime is 155104247. The next prime is 155104297. The reversal of 155104250 is 52401551.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 460082 + ... + 460418.

It is an arithmetic number, because the mean of its divisors is an integer number (5220072).

Almost surely, 2^155104250 is an apocalyptic number.

155104250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155104250 is an abundant number, since it is smaller than the sum of its proper divisors (178980358).

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

155104250 is a wasteful number, since it uses less digits than its factorization.

155104250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 155104250 is about 12454.0856749904. The cubic root of 155104250 is about 537.2889382251.

The spelling of 155104250 in words is "one hundred fifty-five million, one hundred four thousand, two hundred fifty".