652404896 has 108 divisors (see below), whose sum is σ = 1530290286. Its totient is φ = 273461760.

The previous prime is 652404887. The next prime is 652404911. The reversal of 652404896 is 698404256.

652404896 = T₃ + T₄ + ... + T₁₅₇₅.

It can be written as a sum of positive squares in 3 ways, for example, as 455395600 + 197009296 = 21340^2 + 14036^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

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 17 ways as a sum of consecutive naturals, for example, 653870 + ... + 654866.

Almost surely, 2^652404896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652404896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (765145143).

652404896 is an abundant number, since it is smaller than the sum of its proper divisors (877885390).

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

652404896 is a wasteful number, since it uses less digits than its factorization.

652404896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055 (or 1023 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 652404896 is about 25542.2179146604. The cubic root of 652404896 is about 867.3061058742.

The spelling of 652404896 in words is "six hundred fifty-two million, four hundred four thousand, eight hundred ninety-six".