1067398426 has 8 divisors (see below), whose sum is σ = 1620388224. Its totient is φ = 527269020.

The previous prime is 1067398393. The next prime is 1067398427. The reversal of 1067398426 is 6248937601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1067398426² = 2278678799654554952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1067398427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3214890 + ... + 3215221.

It is an arithmetic number, because the mean of its divisors is an integer number (202548528).

Almost surely, 2^1067398426 is an apocalyptic number.

1067398426 is a deficient number, since it is larger than the sum of its proper divisors (552989798).

1067398426 is an equidigital number, since it uses as much as digits as its factorization.

1067398426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6430196.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 1067398426 is about 32671.0640475636. The cubic root of 1067398426 is about 1021.9795039822.

The spelling of 1067398426 in words is "one billion, sixty-seven million, three hundred ninety-eight thousand, four hundred twenty-six".