67536504 has 144 divisors (see below), whose sum is σ = 220966200. Its totient is φ = 19268928.

The previous prime is 67536503. The next prime is 67536517. The reversal of 67536504 is 40563576.

It is a super-2 number, since 2×67536504² = 9122358745084032, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67536503) 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, 94902 + ... + 95610.

Almost surely, 2^67536504 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 67536504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110483100).

67536504 is an abundant number, since it is smaller than the sum of its proper divisors (153429696).

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

67536504 is a wasteful number, since it uses less digits than its factorization.

67536504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 67536504 is about 8218.0596249966. The cubic root of 67536504 is about 407.2360271144.

The spelling of 67536504 in words is "sixty-seven million, five hundred thirty-six thousand, five hundred four".