67331152 has 40 divisors (see below), whose sum is σ = 157864896. Its totient is φ = 27158016.

The previous prime is 67331149. The next prime is 67331167. The reversal of 67331152 is 25113376.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 67331152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15778 + ... + 19585.

Almost surely, 2^67331152 is an apocalyptic number.

It is an amenable number.

67331152 is an abundant number, since it is smaller than the sum of its proper divisors (90533744).

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

67331152 is a wasteful number, since it uses less digits than its factorization.

67331152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35395 (or 35389 counting only the distinct ones).

The product of its digits is 3780, while the sum is 28.

The square root of 67331152 is about 8205.5561664033. The cubic root of 67331152 is about 406.8228597662.

The spelling of 67331152 in words is "sixty-seven million, three hundred thirty-one thousand, one hundred fifty-two".