67424232 has 16 divisors (see below), whose sum is σ = 168560640. Its totient is φ = 22474736.

The previous prime is 67424219. The next prime is 67424233. The reversal of 67424232 is 23242476.

It is a self number, because there is not a number n which added to its sum of digits gives 67424232.

It is not an unprimeable number, because it can be changed into a prime (67424233) 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, 1404648 + ... + 1404695.

It is an arithmetic number, because the mean of its divisors is an integer number (10535040).

Almost surely, 2^67424232 is an apocalyptic number.

It is an amenable number.

67424232 is an abundant number, since it is smaller than the sum of its proper divisors (101136408).

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

67424232 is a wasteful number, since it uses less digits than its factorization.

67424232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2809352 (or 2809348 counting only the distinct ones).

The product of its digits is 16128, while the sum is 30.

The square root of 67424232 is about 8211.2259742380. The cubic root of 67424232 is about 407.0102402710.

The spelling of 67424232 in words is "sixty-seven million, four hundred twenty-four thousand, two hundred thirty-two".