67265520 has 80 divisors (see below), whose sum is σ = 238318080. Its totient is φ = 15374592.

The previous prime is 67265483. The next prime is 67265531. The reversal of 67265520 is 2556276.

It is a tau number, because it is divible by the number of its divisors (80).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18340 + ... + 21699.

It is an arithmetic number, because the mean of its divisors is an integer number (2978976).

Almost surely, 2^67265520 is an apocalyptic number.

67265520 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

67265520 is an abundant number, since it is smaller than the sum of its proper divisors (171052560).

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

67265520 is a wasteful number, since it uses less digits than its factorization.

67265520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40062 (or 40056 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 67265520 is about 8201.5559499402. Note that the first 3 decimals coincide. The cubic root of 67265520 is about 406.6906313328.

It can be divided in two parts, 6726 and 5520, that added together give a triangular number (12246 = T₁₅₆).

The spelling of 67265520 in words is "sixty-seven million, two hundred sixty-five thousand, five hundred twenty".