652975950 has 96 divisors (see below), whose sum is σ = 1870594560. Its totient is φ = 148979200.

The previous prime is 652975949. The next prime is 652975979. The reversal of 652975950 is 59579256.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 652975950.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16411 + ... + 39689.

It is an arithmetic number, because the mean of its divisors is an integer number (19485360).

Almost surely, 2^652975950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652975950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (935297280).

652975950 is an abundant number, since it is smaller than the sum of its proper divisors (1217618610).

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

652975950 is a wasteful number, since it uses less digits than its factorization.

652975950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23322 (or 23317 counting only the distinct ones).

The product of its (nonzero) digits is 850500, while the sum is 48.

The square root of 652975950 is about 25553.3940994147. The cubic root of 652975950 is about 867.5590848588.

The spelling of 652975950 in words is "six hundred fifty-two million, nine hundred seventy-five thousand, nine hundred fifty".