67326480 has 120 divisors (see below), whose sum is σ = 243531288. Its totient is φ = 16570368.

The previous prime is 67326473. The next prime is 67326503. The reversal of 67326480 is 8462376.

67326480 is a `hidden beast` number, since 6 + 7 + 3 + 2 + 648 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1327104 + 65999376 = 1152^2 + 8124^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 5764 + ... + 12956.

Almost surely, 2^67326480 is an apocalyptic number.

67326480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67326480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121765644).

67326480 is an abundant number, since it is smaller than the sum of its proper divisors (176204808).

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

67326480 is a wasteful number, since it uses less digits than its factorization.

67326480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7225 (or 7216 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 67326480 is about 8205.2714763133. The cubic root of 67326480 is about 406.8134499546.

The spelling of 67326480 in words is "sixty-seven million, three hundred twenty-six thousand, four hundred eighty".