1745228416 has 16 divisors (see below), whose sum is σ = 3476822490. Its totient is φ = 872614144.

The previous prime is 1745228383. The next prime is 1745228479. The reversal of 1745228416 is 6148225471.

It can be written as a sum of positive squares in only one way, i.e., 1584040000 + 161188416 = 39800^2 + 12696^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6817171 + ... + 6817426.

Almost surely, 2^1745228416 is an apocalyptic number.

1745228416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1745228416 is a deficient number, since it is larger than the sum of its proper divisors (1731594074).

1745228416 is an equidigital number, since it uses as much as digits as its factorization.

1745228416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13634611 (or 13634599 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 1745228416 is about 41775.9310608393. The cubic root of 1745228416 is about 1203.9748783403.

The spelling of 1745228416 in words is "one billion, seven hundred forty-five million, two hundred twenty-eight thousand, four hundred sixteen".