4215150 has 144 divisors (see below), whose sum is σ = 13057200. Its totient is φ = 967680.

The previous prime is 4215103. The next prime is 4215157. The reversal of 4215150 is 515124.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4215157) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 145336 + ... + 145364.

It is an arithmetic number, because the mean of its divisors is an integer number (90675).

Almost surely, 2^4215150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4215150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6528600).

4215150 is an abundant number, since it is smaller than the sum of its proper divisors (8842050).

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

4215150 is a wasteful number, since it uses less digits than its factorization.

4215150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 4215150 is about 2053.0830475166. The cubic root of 4215150 is about 161.5366273994.

It can be divided in two parts, 4215 and 150, that multiplied together give a triangular number (632250 = T₁₁₂₄).

The spelling of 4215150 in words is "four million, two hundred fifteen thousand, one hundred fifty".