212975601 has 8 divisors (see below), whose sum is σ = 285668544. Its totient is φ = 141133200.

The previous prime is 212975597. The next prime is 212975627. The reversal of 212975601 is 106579212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212975601 - 2² = 212975597 is a prime.

It is a super-2 number, since 2×212975601² = 90717213242622402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212975501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212050 + ... + 213051.

It is an arithmetic number, because the mean of its divisors is an integer number (35708568).

Almost surely, 2^212975601 is an apocalyptic number.

It is an amenable number.

212975601 is a deficient number, since it is larger than the sum of its proper divisors (72692943).

212975601 is a wasteful number, since it uses less digits than its factorization.

212975601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425271.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 212975601 is about 14593.6835994207. The cubic root of 212975601 is about 597.1864578118.

The spelling of 212975601 in words is "two hundred twelve million, nine hundred seventy-five thousand, six hundred one".