67461696 has 84 divisors (see below), whose sum is σ = 194771772. Its totient is φ = 22324224.

The previous prime is 67461689. The next prime is 67461707. The reversal of 67461696 is 69616476.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 65028096 + 2433600 = 8064^2 + 1560^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99310 + ... + 99986.

Almost surely, 2^67461696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67461696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97385886).

67461696 is an abundant number, since it is smaller than the sum of its proper divisors (127310076).

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

67461696 is a wasteful number, since it uses less digits than its factorization.

67461696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868 (or 855 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 67461696 is about 8213.5069245725. The cubic root of 67461696 is about 407.0856108406.

The spelling of 67461696 in words is "sixty-seven million, four hundred sixty-one thousand, six hundred ninety-six".