609620250 has 64 divisors (see below), whose sum is σ = 1526159232. Its totient is φ = 162080000.

The previous prime is 609620237. The next prime is 609620303. The reversal of 609620250 is 52026906.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 299737 + ... + 301763.

It is an arithmetic number, because the mean of its divisors is an integer number (23846238).

Almost surely, 2^609620250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609620250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (763079616).

609620250 is an abundant number, since it is smaller than the sum of its proper divisors (916538982).

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

609620250 is a wasteful number, since it uses less digits than its factorization.

609620250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448 (or 2438 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 609620250 is about 24690.4890595549. The cubic root of 609620250 is about 847.9165815134.

The spelling of 609620250 in words is "six hundred nine million, six hundred twenty thousand, two hundred fifty".