1078697446 has 16 divisors (see below), whose sum is σ = 1649611008. Its totient is φ = 528840000.

The previous prime is 1078697429. The next prime is 1078697449. The reversal of 1078697446 is 6447968701.

It is a junction number, because it is equal to n+sod(n) for n = 1078697393 and 1078697402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078697449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316411 + ... + 319801.

It is an arithmetic number, because the mean of its divisors is an integer number (103100688).

Almost surely, 2^1078697446 is an apocalyptic number.

1078697446 is a deficient number, since it is larger than the sum of its proper divisors (570913562).

1078697446 is a wasteful number, since it uses less digits than its factorization.

1078697446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6447.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The square root of 1078697446 is about 32843.5297433147. The cubic root of 1078697446 is about 1025.5729324413.

The spelling of 1078697446 in words is "one billion, seventy-eight million, six hundred ninety-seven thousand, four hundred forty-six".