427764042 has 48 divisors (see below), whose sum is σ = 947868480. Its totient is φ = 139378176.

The previous prime is 427764037. The next prime is 427764049. The reversal of 427764042 is 240467724.

It is a happy number.

427764042 is a `hidden beast` number, since 4 + 2 + 7 + 7 + 640 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 427763988 and 427764006.

It is not an unprimeable number, because it can be changed into a prime (427764049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203923 + ... + 206009.

It is an arithmetic number, because the mean of its divisors is an integer number (19747260).

Almost surely, 2^427764042 is an apocalyptic number.

427764042 is an abundant number, since it is smaller than the sum of its proper divisors (520104438).

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

427764042 is a wasteful number, since it uses less digits than its factorization.

427764042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347 (or 2344 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The square root of 427764042 is about 20682.4573491643. The cubic root of 427764042 is about 753.4736891396.

The spelling of 427764042 in words is "four hundred twenty-seven million, seven hundred sixty-four thousand, forty-two".