424816545 has 8 divisors (see below), whose sum is σ = 679706496. Its totient is φ = 226568816.

The previous prime is 424816543. The next prime is 424816549. The reversal of 424816545 is 545618424.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 424816545 - 2¹ = 424816543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424816543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14160537 + ... + 14160566.

It is an arithmetic number, because the mean of its divisors is an integer number (84963312).

Almost surely, 2^424816545 is an apocalyptic number.

It is an amenable number.

424816545 is a deficient number, since it is larger than the sum of its proper divisors (254889951).

424816545 is a wasteful number, since it uses less digits than its factorization.

424816545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28321111.

The product of its digits is 153600, while the sum is 39.

The square root of 424816545 is about 20611.0782105158. The cubic root of 424816545 is about 751.7391020263.

The spelling of 424816545 in words is "four hundred twenty-four million, eight hundred sixteen thousand, five hundred forty-five".