427460329 has 4 divisors (see below), whose sum is σ = 427505220. Its totient is φ = 427415440.

The previous prime is 427460321. The next prime is 427460339. The reversal of 427460329 is 923064724.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 165894400 + 261565929 = 12880^2 + 16173^2 .

It is a cyclic number.

It is not a de Polignac number, because 427460329 - 2³ = 427460321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427460321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1882 + ... + 29299.

It is an arithmetic number, because the mean of its divisors is an integer number (106876305).

Almost surely, 2^427460329 is an apocalyptic number.

It is an amenable number.

427460329 is a deficient number, since it is larger than the sum of its proper divisors (44891).

427460329 is a wasteful number, since it uses less digits than its factorization.

427460329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44890.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 427460329 is about 20675.1137602674. The cubic root of 427460329 is about 753.2953245022.

The spelling of 427460329 in words is "four hundred twenty-seven million, four hundred sixty thousand, three hundred twenty-nine".