212350401 has 6 divisors (see below), whose sum is σ = 306728370. Its totient is φ = 141566928.

The previous prime is 212350393. The next prime is 212350423. The reversal of 212350401 is 104053212.

212350401 is a `hidden beast` number, since 212 + 3 + 50 + 401 = 666.

It can be written as a sum of positive squares in only one way, i.e., 115347600 + 97002801 = 10740^2 + 9849^2 .

It is not a de Polignac number, because 212350401 - 2³ = 212350393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212350301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11797236 + ... + 11797253.

It is an arithmetic number, because the mean of its divisors is an integer number (51121395).

Almost surely, 2^212350401 is an apocalyptic number.

It is an amenable number.

212350401 is a deficient number, since it is larger than the sum of its proper divisors (94377969).

212350401 is a wasteful number, since it uses less digits than its factorization.

212350401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23594495 (or 23594492 counting only the distinct ones).

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

The square root of 212350401 is about 14572.2476303417. The cubic root of 212350401 is about 596.6015286645.

The spelling of 212350401 in words is "two hundred twelve million, three hundred fifty thousand, four hundred one".