427252406 has 8 divisors (see below), whose sum is σ = 732432720. Its totient is φ = 183108168.

The previous prime is 427252379. The next prime is 427252417. The reversal of 427252406 is 604252724.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15259001 + ... + 15259028.

It is an arithmetic number, because the mean of its divisors is an integer number (91554090).

Almost surely, 2^427252406 is an apocalyptic number.

427252406 is a deficient number, since it is larger than the sum of its proper divisors (305180314).

427252406 is a wasteful number, since it uses less digits than its factorization.

427252406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30518038.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 427252406 is about 20670.0848087278. The cubic root of 427252406 is about 753.1731667133.

The spelling of 427252406 in words is "four hundred twenty-seven million, two hundred fifty-two thousand, four hundred six".