67552064 has 14 divisors (see below), whose sum is σ = 134048754. Its totient is φ = 33776000.

The previous prime is 67552057. The next prime is 67552073. The reversal of 67552064 is 46025576.

It can be written as a sum of positive squares in only one way, i.e., 54878464 + 12673600 = 7408^2 + 3560^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527687 + ... + 527814.

It is an arithmetic number, because the mean of its divisors is an integer number (9574911).

Almost surely, 2^67552064 is an apocalyptic number.

67552064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

67552064 is a deficient number, since it is larger than the sum of its proper divisors (66496690).

67552064 is a wasteful number, since it uses less digits than its factorization.

67552064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055513 (or 1055503 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 67552064 is about 8219.0062659667. The cubic root of 67552064 is about 407.2672996146.

The spelling of 67552064 in words is "sixty-seven million, five hundred fifty-two thousand, sixty-four".