427832072 has 8 divisors (see below), whose sum is σ = 802185150. Its totient is φ = 213916032.

The previous prime is 427832071. The next prime is 427832077. The reversal of 427832072 is 270238724.

It can be written as a sum of positive squares in only one way, i.e., 314494756 + 113337316 = 17734^2 + 10646^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (427832071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26739497 + ... + 26739512.

Almost surely, 2^427832072 is an apocalyptic number.

It is an amenable number.

427832072 is a deficient number, since it is larger than the sum of its proper divisors (374353078).

427832072 is a wasteful number, since it uses less digits than its factorization.

427832072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53479015 (or 53479011 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 427832072 is about 20684.1019142722. The cubic root of 427832072 is about 753.5136302387.

The spelling of 427832072 in words is "four hundred twenty-seven million, eight hundred thirty-two thousand, seventy-two".