424400567 has 4 divisors (see below), whose sum is σ = 424589880. Its totient is φ = 424211256.

The previous prime is 424400539. The next prime is 424400573. The reversal of 424400567 is 765004424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424400567 - 2¹⁴ = 424384183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424400507) 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, 91253 + ... + 95790.

It is an arithmetic number, because the mean of its divisors is an integer number (106147470).

Almost surely, 2^424400567 is an apocalyptic number.

424400567 is a deficient number, since it is larger than the sum of its proper divisors (189313).

424400567 is a wasteful number, since it uses less digits than its factorization.

424400567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189312.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 424400567 is about 20600.9846123917. The cubic root of 424400567 is about 751.4936556453.

The spelling of 424400567 in words is "four hundred twenty-four million, four hundred thousand, five hundred sixty-seven".