201426269 has 8 divisors (see below), whose sum is σ = 219863808. Its totient is φ = 183009760.

The previous prime is 201426259. The next prime is 201426307. The reversal of 201426269 is 962624102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201426269 is a prime.

It is a super-2 number, since 2×201426269² = 81145083686520722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201426259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20129 + ... + 28425.

It is an arithmetic number, because the mean of its divisors is an integer number (27482976).

Almost surely, 2^201426269 is an apocalyptic number.

It is an amenable number.

201426269 is a deficient number, since it is larger than the sum of its proper divisors (18437539).

201426269 is a wasteful number, since it uses less digits than its factorization.

201426269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10515.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 201426269 is about 14192.4722652539. The cubic root of 201426269 is about 586.1904014227.

The spelling of 201426269 in words is "two hundred one million, four hundred twenty-six thousand, two hundred sixty-nine".