1327790416 has 20 divisors (see below), whose sum is σ = 2614769524. Its totient is φ = 653011200.

The previous prime is 1327790381. The next prime is 1327790459. The reversal of 1327790416 is 6140977231.

It can be written as a sum of positive squares in 2 ways, for example, as 17640000 + 1310150416 = 4200^2 + 36196^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679245 + ... + 681196.

Almost surely, 2^1327790416 is an apocalyptic number.

1327790416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1327790416 is a deficient number, since it is larger than the sum of its proper divisors (1286979108).

1327790416 is a wasteful number, since it uses less digits than its factorization.

1327790416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360510 (or 1360504 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 1327790416 is about 36438.8585990286. The cubic root of 1327790416 is about 1099.1151054177.

The spelling of 1327790416 in words is "one billion, three hundred twenty-seven million, seven hundred ninety thousand, four hundred sixteen".