427073601 has 4 divisors (see below), whose sum is σ = 569431472. Its totient is φ = 284715732.

The previous prime is 427073593. The next prime is 427073693. The reversal of 427073601 is 106370724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 427073601 - 2³ = 427073593 is a prime.

It is a super-2 number, since 2×427073601² = 364783721342214402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427072601) 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 3 ways as a sum of consecutive naturals, for example, 71178931 + ... + 71178936.

It is an arithmetic number, because the mean of its divisors is an integer number (142357868).

Almost surely, 2^427073601 is an apocalyptic number.

It is an amenable number.

427073601 is a deficient number, since it is larger than the sum of its proper divisors (142357871).

427073601 is a wasteful number, since it uses less digits than its factorization.

427073601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142357870.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 427073601 is about 20665.7591440528. The cubic root of 427073601 is about 753.0680844737.

The spelling of 427073601 in words is "four hundred twenty-seven million, seventy-three thousand, six hundred one".