42178050 has 96 divisors (see below), whose sum is σ = 117552000. Its totient is φ = 11119680.

The previous prime is 42178007. The next prime is 42178063. The reversal of 42178050 is 5087124.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 211851 + ... + 212049.

It is an arithmetic number, because the mean of its divisors is an integer number (1224500).

Almost surely, 2^42178050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42178050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58776000).

42178050 is an abundant number, since it is smaller than the sum of its proper divisors (75373950).

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

42178050 is a wasteful number, since it uses less digits than its factorization.

42178050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 42178050 is about 6494.4630263017. The cubic root of 42178050 is about 348.0931676824.

The spelling of 42178050 in words is "forty-two million, one hundred seventy-eight thousand, fifty".