67571152 has 40 divisors (see below), whose sum is σ = 143339040. Its totient is φ = 30602880.

The previous prime is 67571143. The next prime is 67571159. The reversal of 67571152 is 25117576.

It is a happy number.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67571159) 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, 66198 + ... + 67210.

It is an arithmetic number, because the mean of its divisors is an integer number (3583476).

Almost surely, 2^67571152 is an apocalyptic number.

It is an amenable number.

67571152 is an abundant number, since it is smaller than the sum of its proper divisors (75767888).

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

67571152 is a wasteful number, since it uses less digits than its factorization.

67571152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411 (or 1405 counting only the distinct ones).

The product of its digits is 14700, while the sum is 34.

The square root of 67571152 is about 8220.1673948892. The cubic root of 67571152 is about 407.3056561337.

The spelling of 67571152 in words is "sixty-seven million, five hundred seventy-one thousand, one hundred fifty-two".