1676465738 has 4 divisors (see below), whose sum is σ = 2514698610. Its totient is φ = 838232868.

The previous prime is 1676465731. The next prime is 1676465797. The reversal of 1676465738 is 8375646761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8375646761 = 241 ⋅34753721.

It can be written as a sum of positive squares in only one way, i.e., 1670929129 + 5536609 = 40877^2 + 2353^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1676465738.

It is not an unprimeable number, because it can be changed into a prime (1676465731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419116433 + ... + 419116436.

Almost surely, 2^1676465738 is an apocalyptic number.

1676465738 is a deficient number, since it is larger than the sum of its proper divisors (838232872).

1676465738 is an equidigital number, since it uses as much as digits as its factorization.

1676465738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838232871.

The product of its digits is 5080320, while the sum is 53.

The square root of 1676465738 is about 40944.6667833553. Note that the first 3 decimals coincide. The cubic root of 1676465738 is about 1187.9501792036.

The spelling of 1676465738 in words is "one billion, six hundred seventy-six million, four hundred sixty-five thousand, seven hundred thirty-eight".