601992427 has 4 divisors (see below), whose sum is σ = 602063640. Its totient is φ = 601921216.

The previous prime is 601992407. The next prime is 601992439. The reversal of 601992427 is 724299106.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 601992427 - 2¹¹ = 601990379 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 601992427.

It is not an unprimeable number, because it can be changed into a prime (601992407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20902 + ... + 40507.

It is an arithmetic number, because the mean of its divisors is an integer number (150515910).

Almost surely, 2^601992427 is an apocalyptic number.

601992427 is a deficient number, since it is larger than the sum of its proper divisors (71213).

601992427 is an equidigital number, since it uses as much as digits as its factorization.

601992427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71212.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 601992427 is about 24535.5339660664. The cubic root of 601992427 is about 844.3652326970.

It can be divided in two parts, 60199 and 2427, that added together give a palindrome (62626).

The spelling of 601992427 in words is "six hundred one million, nine hundred ninety-two thousand, four hundred twenty-seven".