67540501 has 8 divisors (see below), whose sum is σ = 77295680. Its totient is φ = 57811968.

The previous prime is 67540483. The next prime is 67540519. The reversal of 67540501 is 10504576.

It is an interprime number because it is at equal distance from previous prime (67540483) and next prime (67540519).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 67540501 - 2⁵ = 67540469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67540501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67540531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891 + ... + 11656.

It is an arithmetic number, because the mean of its divisors is an integer number (9661960).

Almost surely, 2^67540501 is an apocalyptic number.

It is an amenable number.

67540501 is a deficient number, since it is larger than the sum of its proper divisors (9755179).

67540501 is a wasteful number, since it uses less digits than its factorization.

67540501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13323.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 67540501 is about 8218.3028053242. The cubic root of 67540501 is about 407.2440607465.

The spelling of 67540501 in words is "sixty-seven million, five hundred forty thousand, five hundred one".