67426772 has 24 divisors (see below), whose sum is σ = 135542400. Its totient is φ = 28749600.

The previous prime is 67426757. The next prime is 67426781. The reversal of 67426772 is 27762476.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 479 + ... + 11622.

It is an arithmetic number, because the mean of its divisors is an integer number (5647600).

Almost surely, 2^67426772 is an apocalyptic number.

It is an amenable number.

67426772 is an abundant number, since it is smaller than the sum of its proper divisors (68115628).

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

67426772 is a wasteful number, since it uses less digits than its factorization.

67426772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12311 (or 12309 counting only the distinct ones).

The product of its digits is 197568, while the sum is 41.

The square root of 67426772 is about 8211.3806390887. The cubic root of 67426772 is about 407.0153511587.

The spelling of 67426772 in words is "sixty-seven million, four hundred twenty-six thousand, seven hundred seventy-two".