427635066 has 16 divisors (see below), whose sum is σ = 861012000. Its totient is φ = 141588048.

The previous prime is 427635041. The next prime is 427635077. The reversal of 427635066 is 660536724.

It is an unprimeable number.

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, 238276 + ... + 240063.

It is an arithmetic number, because the mean of its divisors is an integer number (53813250).

Almost surely, 2^427635066 is an apocalyptic number.

427635066 is an abundant number, since it is smaller than the sum of its proper divisors (433376934).

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

427635066 is a wasteful number, since it uses less digits than its factorization.

427635066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478493.

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 427635066 is about 20679.3391093623. The cubic root of 427635066 is about 753.3979544030.

The spelling of 427635066 in words is "four hundred twenty-seven million, six hundred thirty-five thousand, sixty-six".