67348220 has 24 divisors (see below), whose sum is σ = 149751504. Its totient is φ = 25354496.

The previous prime is 67348219. The next prime is 67348231. The reversal of 67348220 is 2284376.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98702 + ... + 99381.

It is an arithmetic number, because the mean of its divisors is an integer number (6239646).

Almost surely, 2^67348220 is an apocalyptic number.

It is an amenable number.

67348220 is an abundant number, since it is smaller than the sum of its proper divisors (82403284).

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

67348220 is a wasteful number, since it uses less digits than its factorization.

67348220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198109 (or 198107 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 67348220 is about 8206.5961275062. The cubic root of 67348220 is about 406.8572324932.

The spelling of 67348220 in words is "sixty-seven million, three hundred forty-eight thousand, two hundred twenty".