3072746 has 4 divisors (see below), whose sum is σ = 4609122. Its totient is φ = 1536372.

The previous prime is 3072709. The next prime is 3072749. The reversal of 3072746 is 6472703.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6472703 = 89 ⋅72727.

It can be written as a sum of positive squares in only one way, i.e., 2217121 + 855625 = 1489^2 + 925^2 .

It is not an unprimeable number, because it can be changed into a prime (3072749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 768185 + ... + 768188.

Almost surely, 2^3072746 is an apocalyptic number.

3072746 is a deficient number, since it is larger than the sum of its proper divisors (1536376).

3072746 is a wasteful number, since it uses less digits than its factorization.

3072746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536375.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 3072746 is about 1752.9249841337. The cubic root of 3072746 is about 145.3814135919.

The spelling of 3072746 in words is "three million, seventy-two thousand, seven hundred forty-six".