53840008 has 32 divisors (see below), whose sum is σ = 104976000. Its totient is φ = 25856320.

The previous prime is 53839993. The next prime is 53840021. The reversal of 53840008 is 80004835.

It is a super-2 number, since 2×53840008² = 5797492922880128, which contains 22 as substring.

It is a plaindrome in base 16.

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, 54963 + ... + 55933.

It is an arithmetic number, because the mean of its divisors is an integer number (3280500).

Almost surely, 2^53840008 is an apocalyptic number.

53840008 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

53840008 is a deficient number, since it is larger than the sum of its proper divisors (51135992).

53840008 is a wasteful number, since it uses less digits than its factorization.

53840008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1241 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 53840008 is about 7337.5750762769. The cubic root of 53840008 is about 377.6026544209.

The spelling of 53840008 in words is "fifty-three million, eight hundred forty thousand, eight".