67642552 has 16 divisors (see below), whose sum is σ = 128617200. Its totient is φ = 33344640.

The previous prime is 67642501. The next prime is 67642559. The reversal of 67642552 is 25524676.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67642559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58977 + ... + 60112.

It is an arithmetic number, because the mean of its divisors is an integer number (8038575).

Almost surely, 2^67642552 is an apocalyptic number.

It is an amenable number.

67642552 is a deficient number, since it is larger than the sum of its proper divisors (60974648).

67642552 is a wasteful number, since it uses less digits than its factorization.

67642552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119166 (or 119162 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 67642552 is about 8224.5092254797. The cubic root of 67642552 is about 407.4490673668.

It can be divided in two parts, 6764 and 2552, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 67642552 in words is "sixty-seven million, six hundred forty-two thousand, five hundred fifty-two".