1005476746 has 4 divisors (see below), whose sum is σ = 1508215122. Its totient is φ = 502738372.

The previous prime is 1005476737. The next prime is 1005476803. The reversal of 1005476746 is 6476745001.

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

It can be written as a sum of positive squares in only one way, i.e., 932630521 + 72846225 = 30539^2 + 8535^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1005476699 and 1005476708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251369185 + ... + 251369188.

Almost surely, 2^1005476746 is an apocalyptic number.

1005476746 is a deficient number, since it is larger than the sum of its proper divisors (502738376).

1005476746 is an equidigital number, since it uses as much as digits as its factorization.

1005476746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502738375.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 1005476746 is about 31709.2533182350. The cubic root of 1005476746 is about 1001.8222593538.

The spelling of 1005476746 in words is "one billion, five million, four hundred seventy-six thousand, seven hundred forty-six".