427077906 has 8 divisors (see below), whose sum is σ = 854155824. Its totient is φ = 142359300.

The previous prime is 427077887. The next prime is 427077907. The reversal of 427077906 is 609770724.

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

427077906 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (427077907) 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 3 ways as a sum of consecutive naturals, for example, 35589820 + ... + 35589831.

It is an arithmetic number, because the mean of its divisors is an integer number (106769478).

Almost surely, 2^427077906 is an apocalyptic number.

427077906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427077906 is a wasteful number, since it uses less digits than its factorization.

427077906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71179656.

The product of its (nonzero) digits is 148176, while the sum is 42.

The square root of 427077906 is about 20665.8633015899. The cubic root of 427077906 is about 753.0706148317.

The spelling of 427077906 in words is "four hundred twenty-seven million, seventy-seven thousand, nine hundred six".