67736340 has 72 divisors (see below), whose sum is σ = 234823680. Its totient is φ = 15482304.

The previous prime is 67736327. The next prime is 67736341. The reversal of 67736340 is 4363776.

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 = 67736295 and 67736304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67736341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25620 + ... + 28139.

It is an arithmetic number, because the mean of its divisors is an integer number (3261440).

Almost surely, 2^67736340 is an apocalyptic number.

67736340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

67736340 is an abundant number, since it is smaller than the sum of its proper divisors (167087340).

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

67736340 is a wasteful number, since it uses less digits than its factorization.

67736340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53781 (or 53776 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 67736340 is about 8230.2089888410. The cubic root of 67736340 is about 407.6372929937.

The spelling of 67736340 in words is "sixty-seven million, seven hundred thirty-six thousand, three hundred forty".