67325544 has 144 divisors (see below), whose sum is σ = 215822880. Its totient is φ = 18794880.

The previous prime is 67325543. The next prime is 67325551. The reversal of 67325544 is 44552376.

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

It is a junction number, because it is equal to n+sod(n) for n = 67325499 and 67325508.

It is not an unprimeable number, because it can be changed into a prime (67325543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 133597 + ... + 134099.

It is an arithmetic number, because the mean of its divisors is an integer number (1498770).

Almost surely, 2^67325544 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 67325544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107911440).

67325544 is an abundant number, since it is smaller than the sum of its proper divisors (148497336).

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

67325544 is a wasteful number, since it uses less digits than its factorization.

67325544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552 (or 532 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 67325544 is about 8205.2144396109. The cubic root of 67325544 is about 406.8115647174.

The spelling of 67325544 in words is "sixty-seven million, three hundred twenty-five thousand, five hundred forty-four".