67196428 has 36 divisors (see below), whose sum is σ = 128663640. Its totient is φ = 30690816.

The previous prime is 67196357. The next prime is 67196443. The reversal of 67196428 is 82469176.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71868 + ... + 72796.

It is an arithmetic number, because the mean of its divisors is an integer number (3573990).

Almost surely, 2^67196428 is an apocalyptic number.

It is an amenable number.

67196428 is a deficient number, since it is larger than the sum of its proper divisors (61467212).

67196428 is a wasteful number, since it uses less digits than its factorization.

67196428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066 (or 1051 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 67196428 is about 8197.3427401811. The cubic root of 67196428 is about 406.5513390908.

The spelling of 67196428 in words is "sixty-seven million, one hundred ninety-six thousand, four hundred twenty-eight".