427727652 has 48 divisors (see below), whose sum is σ = 1090152000. Its totient is φ = 129448960.

The previous prime is 427727623. The next prime is 427727687. The reversal of 427727652 is 256727724.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136924 + ... + 140012.

It is an arithmetic number, because the mean of its divisors is an integer number (22711500).

Almost surely, 2^427727652 is an apocalyptic number.

It is an amenable number.

427727652 is an abundant number, since it is smaller than the sum of its proper divisors (662424348).

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

427727652 is a wasteful number, since it uses less digits than its factorization.

427727652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156 (or 4154 counting only the distinct ones).

The product of its digits is 329280, while the sum is 42.

The square root of 427727652 is about 20681.5775993999. The cubic root of 427727652 is about 753.4523224652.

The spelling of 427727652 in words is "four hundred twenty-seven million, seven hundred twenty-seven thousand, six hundred fifty-two".