939664546 has 8 divisors (see below), whose sum is σ = 1410284844. Its totient is φ = 469569600.

The previous prime is 939664501. The next prime is 939664559. The reversal of 939664546 is 645466939.

It can be written as a sum of positive squares in 2 ways, for example, as 933608025 + 6056521 = 30555^2 + 2461^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×939664546² = 1765938918018772232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 939664493 and 939664502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126835 + ... + 134038.

Almost surely, 2^939664546 is an apocalyptic number.

939664546 is a deficient number, since it is larger than the sum of its proper divisors (470620298).

939664546 is a wasteful number, since it uses less digits than its factorization.

939664546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262676.

The product of its digits is 4199040, while the sum is 52.

The square root of 939664546 is about 30653.9482938169. The cubic root of 939664546 is about 979.4695678731.

The spelling of 939664546 in words is "nine hundred thirty-nine million, six hundred sixty-four thousand, five hundred forty-six".