427073641 has 8 divisors (see below), whose sum is σ = 429840000. Its totient is φ = 424315920.

The previous prime is 427073593. The next prime is 427073693. The reversal of 427073641 is 146370724.

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

It is a cyclic number.

It is not a de Polignac number, because 427073641 - 2⁷ = 427073513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427073597 and 427073606.

It is not an unprimeable number, because it can be changed into a prime (427073341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117471 + ... + 121051.

It is an arithmetic number, because the mean of its divisors is an integer number (53730000).

Almost surely, 2^427073641 is an apocalyptic number.

It is an amenable number.

427073641 is a deficient number, since it is larger than the sum of its proper divisors (2766359).

427073641 is a wasteful number, since it uses less digits than its factorization.

427073641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 427073641 is about 20665.7601118372. The cubic root of 427073641 is about 753.0681079847.

The spelling of 427073641 in words is "four hundred twenty-seven million, seventy-three thousand, six hundred forty-one".