30764026 has 4 divisors (see below), whose sum is σ = 46146042. Its totient is φ = 15382012.

The previous prime is 30764003. The next prime is 30764039. The reversal of 30764026 is 62046703.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62046703 = 619 ⋅100237.

It can be written as a sum of positive squares in only one way, i.e., 29713401 + 1050625 = 5451^2 + 1025^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30763985 and 30764003.

It is an unprimeable number.

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, 7691005 + ... + 7691008.

Almost surely, 2^30764026 is an apocalyptic number.

30764026 is a deficient number, since it is larger than the sum of its proper divisors (15382016).

30764026 is a wasteful number, since it uses less digits than its factorization.

30764026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15382015.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 30764026 is about 5546.5327908523. The cubic root of 30764026 is about 313.3389544286.

The spelling of 30764026 in words is "thirty million, seven hundred sixty-four thousand, twenty-six".