427430322 has 54 divisors (see below), whose sum is σ = 1020246591. Its totient is φ = 129231960.

The previous prime is 427430293. The next prime is 427430323. The reversal of 427430322 is 223034724.

It can be written as a sum of positive squares in only one way, i.e., 213715161 + 213715161 = 14619^2 + 14619^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=14619.

It is not an unprimeable number, because it can be changed into a prime (427430323) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 964633 + ... + 965075.

Almost surely, 2^427430322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427430322

427430322 is an abundant number, since it is smaller than the sum of its proper divisors (592816269).

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

427430322 is a wasteful number, since it uses less digits than its factorization.

427430322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 427430322 is about 20674.3880683323. The cubic root of 427430322 is about 753.2776973992.

It can be divided in two parts, 4274 and 30322, that added together give a square (34596 = 186²).

The spelling of 427430322 in words is "four hundred twenty-seven million, four hundred thirty thousand, three hundred twenty-two".