1676630273 has 4 divisors (see below), whose sum is σ = 1734445140. Its totient is φ = 1618815408.

The previous prime is 1676630239. The next prime is 1676630297. The reversal of 1676630273 is 3720366761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 455267569 + 1221362704 = 21337^2 + 34948^2 .

It is a cyclic number.

It is not a de Polignac number, because 1676630273 - 2⁸ = 1676630017 is a prime.

It is a super-2 number, since 2×1676630273² = 5622178144680109058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1676630273.

It is not an unprimeable number, because it can be changed into a prime (1676630203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28907390 + ... + 28907447.

It is an arithmetic number, because the mean of its divisors is an integer number (433611285).

Almost surely, 2^1676630273 is an apocalyptic number.

It is an amenable number.

1676630273 is a deficient number, since it is larger than the sum of its proper divisors (57814867).

1676630273 is an equidigital number, since it uses as much as digits as its factorization.

1676630273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57814866.

The product of its (nonzero) digits is 190512, while the sum is 41.

The square root of 1676630273 is about 40946.6759700955. The cubic root of 1676630273 is about 1187.9890413138.

The spelling of 1676630273 in words is "one billion, six hundred seventy-six million, six hundred thirty thousand, two hundred seventy-three".