67734228 has 24 divisors (see below), whose sum is σ = 158179840. Its totient is φ = 22559040.

The previous prime is 67734223. The next prime is 67734229. The reversal of 67734228 is 82243776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67734223) 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, 25608 + ... + 28128.

Almost surely, 2^67734228 is an apocalyptic number.

It is an amenable number.

67734228 is an abundant number, since it is smaller than the sum of its proper divisors (90445612).

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

67734228 is a wasteful number, since it uses less digits than its factorization.

67734228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4767 (or 4765 counting only the distinct ones).

The product of its digits is 112896, while the sum is 39.

The square root of 67734228 is about 8230.0806800420. The cubic root of 67734228 is about 407.6330562777.

The spelling of 67734228 in words is "sixty-seven million, seven hundred thirty-four thousand, two hundred twenty-eight".