1427073673 has 8 divisors (see below), whose sum is σ = 1476708480. Its totient is φ = 1377467280.

The previous prime is 1427073649. The next prime is 1427073689. The reversal of 1427073673 is 3763707241.

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 1427073673 - 2⁹ = 1427073161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1427013673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171888 + ... + 179998.

It is an arithmetic number, because the mean of its divisors is an integer number (184588560).

Almost surely, 2^1427073673 is an apocalyptic number.

It is an amenable number.

1427073673 is a deficient number, since it is larger than the sum of its proper divisors (49634807).

1427073673 is an equidigital number, since it uses as much as digits as its factorization.

1427073673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14207.

The product of its (nonzero) digits is 148176, while the sum is 40.

The square root of 1427073673 is about 37776.6286611180. The cubic root of 1427073673 is about 1125.8541458685.

The spelling of 1427073673 in words is "one billion, four hundred twenty-seven million, seventy-three thousand, six hundred seventy-three".