67509052 has 24 divisors (see below), whose sum is σ = 133926800. Its totient is φ = 29517696.

The previous prime is 67509049. The next prime is 67509059. The reversal of 67509052 is 25090576.

It is a junction number, because it is equal to n+sod(n) for n = 67508999 and 67509017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67509059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33177 + ... + 35152.

Almost surely, 2^67509052 is an apocalyptic number.

It is an amenable number.

67509052 is a deficient number, since it is larger than the sum of its proper divisors (66417748).

67509052 is a wasteful number, since it uses less digits than its factorization.

67509052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68365 (or 68363 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 67509052 is about 8216.3892312865. The cubic root of 67509052 is about 407.1808423485.

The spelling of 67509052 in words is "sixty-seven million, five hundred nine thousand, fifty-two".