424784136 has 48 divisors (see below), whose sum is σ = 1235345040. Its totient is φ = 121366560.

The previous prime is 424784131. The next prime is 424784147. The reversal of 424784136 is 631487424.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 424784094 and 424784103.

It is not an unprimeable number, because it can be changed into a prime (424784131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179430 + ... + 181781.

It is an arithmetic number, because the mean of its divisors is an integer number (25736355).

Almost surely, 2^424784136 is an apocalyptic number.

It is an amenable number.

424784136 is an abundant number, since it is smaller than the sum of its proper divisors (810560904).

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

424784136 is a wasteful number, since it uses less digits than its factorization.

424784136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361234 (or 361223 counting only the distinct ones).

The product of its digits is 129024, while the sum is 39.

The square root of 424784136 is about 20610.2919921092. The cubic root of 424784136 is about 751.7199849648.

The spelling of 424784136 in words is "four hundred twenty-four million, seven hundred eighty-four thousand, one hundred thirty-six".