212150034 has 12 divisors (see below), whose sum is σ = 459658446. Its totient is φ = 70716672.

The previous prime is 212150011. The next prime is 212150041. The reversal of 212150034 is 430051212.

It can be written as a sum of positive squares in only one way, i.e., 126495009 + 85655025 = 11247^2 + 9255^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11786113 = 212150034 / (2 + 1 + 2 + 1 + 5 + 0 + 0 + 3 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 212149989 and 212150016.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5893039 + ... + 5893074.

Almost surely, 2^212150034 is an apocalyptic number.

212150034 is an abundant number, since it is smaller than the sum of its proper divisors (247508412).

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

212150034 is a wasteful number, since it uses less digits than its factorization.

212150034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11786121 (or 11786118 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 212150034 is about 14565.3710560356. The cubic root of 212150034 is about 596.4138249517.

The spelling of 212150034 in words is "two hundred twelve million, one hundred fifty thousand, thirty-four".