67552722 has 12 divisors (see below), whose sum is σ = 146364270. Its totient is φ = 22517568.

The previous prime is 67552717. The next prime is 67552757. The reversal of 67552722 is 22725576.

It can be written as a sum of positive squares in only one way, i.e., 45846441 + 21706281 = 6771^2 + 4659^2 .

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1876447 + ... + 1876482.

Almost surely, 2^67552722 is an apocalyptic number.

67552722 is an abundant number, since it is smaller than the sum of its proper divisors (78811548).

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

67552722 is a wasteful number, since it uses less digits than its factorization.

67552722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3752937 (or 3752934 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 67552722 is about 8219.0462950393. The cubic root of 67552722 is about 407.2686219577.

The spelling of 67552722 in words is "sixty-seven million, five hundred fifty-two thousand, seven hundred twenty-two".