201426210 has 32 divisors (see below), whose sum is σ = 537137280. Its totient is φ = 53713584.

The previous prime is 201426193. The next prime is 201426241. The reversal of 201426210 is 12624102.

201426210 is a `hidden beast` number, since 2 + 0 + 1 + 42 + 621 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372742 + ... + 373281.

It is an arithmetic number, because the mean of its divisors is an integer number (16785540).

Almost surely, 2^201426210 is an apocalyptic number.

201426210 is an abundant number, since it is smaller than the sum of its proper divisors (335711070).

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

201426210 is a wasteful number, since it uses less digits than its factorization.

201426210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746039 (or 746033 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 201426210 is about 14192.4701866870. The cubic root of 201426210 is about 586.1903441888.

It can be divided in two parts, 2014 and 26210, that added together give a square (28224 = 168²).

The spelling of 201426210 in words is "two hundred one million, four hundred twenty-six thousand, two hundred ten".