67493238 has 16 divisors (see below), whose sum is σ = 135667200. Its totient is φ = 22384296.

The previous prime is 67493233. The next prime is 67493287. The reversal of 67493238 is 83239476.

It is a self number, because there is not a number n which added to its sum of digits gives 67493238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67493233) 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, 27070 + ... + 29457.

It is an arithmetic number, because the mean of its divisors is an integer number (8479200).

Almost surely, 2^67493238 is an apocalyptic number.

67493238 is an abundant number, since it is smaller than the sum of its proper divisors (68173962).

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

67493238 is a wasteful number, since it uses less digits than its factorization.

67493238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56731.

The product of its digits is 217728, while the sum is 42.

The square root of 67493238 is about 8215.4268300558. The cubic root of 67493238 is about 407.1490458190.

The spelling of 67493238 in words is "sixty-seven million, four hundred ninety-three thousand, two hundred thirty-eight".