427632393 has 8 divisors (see below), whose sum is σ = 570329056. Its totient is φ = 285012000.

The previous prime is 427632343. The next prime is 427632409. The reversal of 427632393 is 393236724.

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

It is not a de Polignac number, because 427632393 - 2⁶ = 427632329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427632343) 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, 4363 + ... + 29568.

It is an arithmetic number, because the mean of its divisors is an integer number (71291132).

Almost surely, 2^427632393 is an apocalyptic number.

It is an amenable number.

427632393 is a deficient number, since it is larger than the sum of its proper divisors (142696663).

427632393 is a wasteful number, since it uses less digits than its factorization.

427632393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38135.

The product of its digits is 163296, while the sum is 39.

The square root of 427632393 is about 20679.2744795363. The cubic root of 427632393 is about 753.3963846558.

The spelling of 427632393 in words is "four hundred twenty-seven million, six hundred thirty-two thousand, three hundred ninety-three".