212274150 has 96 divisors (see below), whose sum is σ = 579391488. Its totient is φ = 51004800.

The previous prime is 212274149. The next prime is 212274151. The reversal of 212274150 is 51472212.

It is an interprime number because it is at equal distance from previous prime (212274149) and next prime (212274151).

It is a self number, because there is not a number n which added to its sum of digits gives 212274150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212274151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 209044 + ... + 210056.

It is an arithmetic number, because the mean of its divisors is an integer number (6035328).

Almost surely, 2^212274150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212274150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289695744).

212274150 is an abundant number, since it is smaller than the sum of its proper divisors (367117338).

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

212274150 is a wasteful number, since it uses less digits than its factorization.

212274150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166 (or 1161 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 212274150 is about 14569.6310866130. The cubic root of 212274150 is about 596.5301106857.

The spelling of 212274150 in words is "two hundred twelve million, two hundred seventy-four thousand, one hundred fifty".