1067345684 has 6 divisors (see below), whose sum is σ = 1867854954. Its totient is φ = 533672840.

The previous prime is 1067345677. The next prime is 1067345693. The reversal of 1067345684 is 4865437601.

It can be written as a sum of positive squares in only one way, i.e., 539632900 + 527712784 = 23230^2 + 22972^2 .

It is a super-2 number, since 2×1067345684² = 2278453618306855712, which contains 22 as substring.

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, 133418207 + ... + 133418214.

It is an arithmetic number, because the mean of its divisors is an integer number (311309159).

Almost surely, 2^1067345684 is an apocalyptic number.

It is an amenable number.

1067345684 is a deficient number, since it is larger than the sum of its proper divisors (800509270).

1067345684 is a wasteful number, since it uses less digits than its factorization.

1067345684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266836425 (or 266836423 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 1067345684 is about 32670.2568707379. The cubic root of 1067345684 is about 1021.9626711141.

The spelling of 1067345684 in words is "one billion, sixty-seven million, three hundred forty-five thousand, six hundred eighty-four".