1078622404 has 24 divisors (see below), whose sum is σ = 1954532160. Its totient is φ = 520220064.

The previous prime is 1078622399. The next prime is 1078622407. The reversal of 1078622404 is 4042268701.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1078622404.

It is not an unprimeable number, because it can be changed into a prime (1078622407) 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, 138067 + ... + 145669.

It is an arithmetic number, because the mean of its divisors is an integer number (81438840).

Almost surely, 2^1078622404 is an apocalyptic number.

It is an amenable number.

1078622404 is a deficient number, since it is larger than the sum of its proper divisors (875909756).

1078622404 is a wasteful number, since it uses less digits than its factorization.

1078622404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8859 (or 8857 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 1078622404 is about 32842.3873066499. The cubic root of 1078622404 is about 1025.5491497983.

The spelling of 1078622404 in words is "one billion, seventy-eight million, six hundred twenty-two thousand, four hundred four".