67040038 has 8 divisors (see below), whose sum is σ = 108295488. Its totient is φ = 30941544.

The previous prime is 67040023. The next prime is 67040059. The reversal of 67040038 is 83004076.

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

It is a junction number, because it is equal to n+sod(n) for n = 67039988 and 67040015.

It is a congruent number.

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, 1289206 + ... + 1289257.

It is an arithmetic number, because the mean of its divisors is an integer number (13536936).

Almost surely, 2^67040038 is an apocalyptic number.

67040038 is a deficient number, since it is larger than the sum of its proper divisors (41255450).

67040038 is a wasteful number, since it uses less digits than its factorization.

67040038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578478.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 67040038 is about 8187.7981167100. The cubic root of 67040038 is about 406.2356975478.

The spelling of 67040038 in words is "sixty-seven million, forty thousand, thirty-eight".