620297332 has 12 divisors (see below), whose sum is σ = 1142653120. Its totient is φ = 293825016.

The previous prime is 620297329. The next prime is 620297333. The reversal of 620297332 is 233792026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620297333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4080828 + ... + 4080979.

Almost surely, 2^620297332 is an apocalyptic number.

It is an amenable number.

620297332 is a deficient number, since it is larger than the sum of its proper divisors (522355788).

620297332 is a wasteful number, since it uses less digits than its factorization.

620297332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8161830 (or 8161828 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 620297332 is about 24905.7690505634. The cubic root of 620297332 is about 852.8381859854.

The spelling of 620297332 in words is "six hundred twenty million, two hundred ninety-seven thousand, three hundred thirty-two".