427407770 has 16 divisors (see below), whose sum is σ = 776805120. Its totient is φ = 169302864.

The previous prime is 427407769. The next prime is 427407779. The reversal of 427407770 is 77704724.

It is not an unprimeable number, because it can be changed into a prime (427407779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206450 + ... + 208509.

It is an arithmetic number, because the mean of its divisors is an integer number (48550320).

Almost surely, 2^427407770 is an apocalyptic number.

427407770 is a deficient number, since it is larger than the sum of its proper divisors (349397350).

427407770 is a wasteful number, since it uses less digits than its factorization.

427407770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415069.

The product of its (nonzero) digits is 76832, while the sum is 38.

The square root of 427407770 is about 20673.8426520084. The cubic root of 427407770 is about 753.2644490665.

The spelling of 427407770 in words is "four hundred twenty-seven million, four hundred seven thousand, seven hundred seventy".