243908002 has 16 divisors (see below), whose sum is σ = 394656192. Its totient is φ = 112386960.

The previous prime is 243907991. The next prime is 243908011. The reversal of 243908002 is 200809342.

It is a super-2 number, since 2×243908002² = 118982226879264008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8973 + ... + 23839.

It is an arithmetic number, because the mean of its divisors is an integer number (24666012).

Almost surely, 2^243908002 is an apocalyptic number.

243908002 is a deficient number, since it is larger than the sum of its proper divisors (150748190).

243908002 is a wasteful number, since it uses less digits than its factorization.

243908002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15513.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 243908002 is about 15617.5542899649. The cubic root of 243908002 is about 624.8014319599.

The spelling of 243908002 in words is "two hundred forty-three million, nine hundred eight thousand, two".