427340323 has 4 divisors (see below), whose sum is σ = 427385448. Its totient is φ = 427295200.

The previous prime is 427340279. The next prime is 427340359. The reversal of 427340323 is 323043724.

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 is a cyclic number.

It is not a de Polignac number, because 427340323 - 2²⁵ = 393785891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427340291 and 427340300.

It is not an unprimeable number, because it can be changed into a prime (427340383) 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, 2278 + ... + 29323.

It is an arithmetic number, because the mean of its divisors is an integer number (106846362).

Almost surely, 2^427340323 is an apocalyptic number.

427340323 is a deficient number, since it is larger than the sum of its proper divisors (45125).

427340323 is a wasteful number, since it uses less digits than its factorization.

427340323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45124.

The product of its (nonzero) digits is 12096, while the sum is 28.

The square root of 427340323 is about 20672.2113717909. The cubic root of 427340323 is about 753.2248240654.

It can be divided in two parts, 4273403 and 23, that added together give a triangular number (4273426 = T₂₉₂₃).

The spelling of 427340323 in words is "four hundred twenty-seven million, three hundred forty thousand, three hundred twenty-three".