653372500 has 120 divisors (see below), whose sum is σ = 1628028864. Its totient is φ = 227040000.

The previous prime is 653372497. The next prime is 653372501. The reversal of 653372500 is 5273356.

653372500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653372501) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 631984 + ... + 633016.

Almost surely, 2^653372500 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 653372500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (814014432).

653372500 is an abundant number, since it is smaller than the sum of its proper divisors (974656364).

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

653372500 is a wasteful number, since it uses less digits than its factorization.

653372500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091 (or 1074 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 653372500 is about 25561.1521649553. The cubic root of 653372500 is about 867.7346711806.

The spelling of 653372500 in words is "six hundred fifty-three million, three hundred seventy-two thousand, five hundred".