653383340 has 24 divisors (see below), whose sum is σ = 1419420240. Its totient is φ = 252340928.

The previous prime is 653383337. The next prime is 653383363. The reversal of 653383340 is 43383356.

It is a self number, because there is not a number n which added to its sum of digits gives 653383340.

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 in 7 ways as a sum of consecutive naturals, for example, 562682 + ... + 563841.

It is an arithmetic number, because the mean of its divisors is an integer number (59142510).

Almost surely, 2^653383340 is an apocalyptic number.

It is an amenable number.

653383340 is an abundant number, since it is smaller than the sum of its proper divisors (766036900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

653383340 is a wasteful number, since it uses less digits than its factorization.

653383340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126561 (or 1126559 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 653383340 is about 25561.3642045960. The cubic root of 653383340 is about 867.7394699704.

The spelling of 653383340 in words is "six hundred fifty-three million, three hundred eighty-three thousand, three hundred forty".