427424673 has 8 divisors (see below), whose sum is σ = 613738048. Its totient is φ = 263030544.

The previous prime is 427424653. The next prime is 427424689. The reversal of 427424673 is 376424724.

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

It is not a de Polignac number, because 427424673 - 2⁶ = 427424609 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 10959607 = 427424673 / (4 + 2 + 7 + 4 + 2 + 4 + 6 + 7 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427424653) 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, 5479765 + ... + 5479842.

It is an arithmetic number, because the mean of its divisors is an integer number (76717256).

Almost surely, 2^427424673 is an apocalyptic number.

It is an amenable number.

427424673 is a deficient number, since it is larger than the sum of its proper divisors (186313375).

427424673 is a wasteful number, since it uses less digits than its factorization.

427424673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10959623.

The product of its digits is 225792, while the sum is 39.

The square root of 427424673 is about 20674.2514495689. The cubic root of 427424673 is about 753.2743788977.

The spelling of 427424673 in words is "four hundred twenty-seven million, four hundred twenty-four thousand, six hundred seventy-three".