42102150 has 24 divisors (see below), whose sum is σ = 104413704. Its totient is φ = 11227200.

The previous prime is 42102143. The next prime is 42102161. The reversal of 42102150 is 5120124.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140191 + ... + 140490.

It is an arithmetic number, because the mean of its divisors is an integer number (4350571).

Almost surely, 2^42102150 is an apocalyptic number.

42102150 is an abundant number, since it is smaller than the sum of its proper divisors (62311554).

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

42102150 is a wasteful number, since it uses less digits than its factorization.

42102150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280696 (or 280691 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 42102150 is about 6488.6169558697. The cubic root of 42102150 is about 347.8842427782.

Adding to 42102150 its reverse (5120124), we get a palindrome (47222274).

The spelling of 42102150 in words is "forty-two million, one hundred two thousand, one hundred fifty".