655225370 has 32 divisors (see below), whose sum is σ = 1203387408. Its totient is φ = 256808448.

The previous prime is 655225367. The next prime is 655225381. The reversal of 655225370 is 73522556.

655225370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 261242569 + 393982801 = 16163^2 + 19849^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 655225370.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111752 + ... + 117468.

Almost surely, 2^655225370 is an apocalyptic number.

655225370 is a deficient number, since it is larger than the sum of its proper divisors (548162038).

655225370 is a wasteful number, since it uses less digits than its factorization.

655225370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5954.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 655225370 is about 25597.3703727551. The cubic root of 655225370 is about 868.5541537377.

The spelling of 655225370 in words is "six hundred fifty-five million, two hundred twenty-five thousand, three hundred seventy".