1070399216 has 10 divisors (see below), whose sum is σ = 2073898512. Its totient is φ = 535199600.

The previous prime is 1070399201. The next prime is 1070399227. The reversal of 1070399216 is 6129930701.

It is a happy number.

It is a super-2 number, since 2×1070399216² = 2291508963226829312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1070399216.

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, 33449960 + ... + 33449991.

Almost surely, 2^1070399216 is an apocalyptic number.

1070399216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1070399216 is a deficient number, since it is larger than the sum of its proper divisors (1003499296).

1070399216 is an equidigital number, since it uses as much as digits as its factorization.

1070399216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66899959 (or 66899953 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 1070399216 is about 32716.9560931331. The cubic root of 1070399216 is about 1022.9363089956.

The spelling of 1070399216 in words is "one billion, seventy million, three hundred ninety-nine thousand, two hundred sixteen".