243970604 has 12 divisors (see below), whose sum is σ = 452063304. Its totient is φ = 114809664.

The previous prime is 243970579. The next prime is 243970613. The reversal of 243970604 is 406079342.

It is a super-2 number, since 2×243970604² = 119043311232249632, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1793834 + ... + 1793969.

It is an arithmetic number, because the mean of its divisors is an integer number (37671942).

Almost surely, 2^243970604 is an apocalyptic number.

It is an amenable number.

243970604 is a deficient number, since it is larger than the sum of its proper divisors (208092700).

243970604 is a wasteful number, since it uses less digits than its factorization.

243970604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3587824 (or 3587822 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 243970604 is about 15619.5583804409. The cubic root of 243970604 is about 624.8548817210.

The spelling of 243970604 in words is "two hundred forty-three million, nine hundred seventy thousand, six hundred four".