67504940 has 12 divisors (see below), whose sum is σ = 141760416. Its totient is φ = 27001968.

The previous prime is 67504889. The next prime is 67504951. The reversal of 67504940 is 4940576.

It is a self number, because there is not a number n which added to its sum of digits gives 67504940.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1687604 + ... + 1687643.

It is an arithmetic number, because the mean of its divisors is an integer number (11813368).

Almost surely, 2^67504940 is an apocalyptic number.

It is an amenable number.

67504940 is an abundant number, since it is smaller than the sum of its proper divisors (74255476).

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

67504940 is a wasteful number, since it uses less digits than its factorization.

67504940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3375256 (or 3375254 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 67504940 is about 8216.1389959031. The cubic root of 67504940 is about 407.1725750047.

The spelling of 67504940 in words is "sixty-seven million, five hundred four thousand, nine hundred forty".