1073273746 has 4 divisors (see below), whose sum is σ = 1609910622. Its totient is φ = 536636872.

The previous prime is 1073273743. The next prime is 1073273749. The reversal of 1073273746 is 6473723701.

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

It is an interprime number because it is at equal distance from previous prime (1073273743) and next prime (1073273749).

It can be written as a sum of positive squares in only one way, i.e., 983763225 + 89510521 = 31365^2 + 9461^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1073273699 and 1073273708.

It is not an unprimeable number, because it can be changed into a prime (1073273743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268318435 + ... + 268318438.

Almost surely, 2^1073273746 is an apocalyptic number.

1073273746 is a deficient number, since it is larger than the sum of its proper divisors (536636876).

1073273746 is an equidigital number, since it uses as much as digits as its factorization.

1073273746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536636875.

The product of its (nonzero) digits is 148176, while the sum is 40.

The square root of 1073273746 is about 32760.8569179745. The cubic root of 1073273746 is about 1023.8511803840.

The spelling of 1073273746 in words is "one billion, seventy-three million, two hundred seventy-three thousand, seven hundred forty-six".