67246428 has 12 divisors (see below), whose sum is σ = 156908360. Its totient is φ = 22415472.

The previous prime is 67246423. The next prime is 67246451. The reversal of 67246428 is 82464276.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67246423) 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, 2801923 + ... + 2801946.

Almost surely, 2^67246428 is an apocalyptic number.

It is an amenable number.

67246428 is an abundant number, since it is smaller than the sum of its proper divisors (89661932).

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

67246428 is a wasteful number, since it uses less digits than its factorization.

67246428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5603876 (or 5603874 counting only the distinct ones).

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

The square root of 67246428 is about 8200.3919418525. The cubic root of 67246428 is about 406.6521506360.

The spelling of 67246428 in words is "sixty-seven million, two hundred forty-six thousand, four hundred twenty-eight".