320797150 has 12 divisors (see below), whose sum is σ = 596682792. Its totient is φ = 128318840.

The previous prime is 320797133. The next prime is 320797153. The reversal of 320797150 is 51797023.

It is a super-2 number, since 2×320797150² = 205821622896245000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320797153) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 3207922 + ... + 3208021.

It is an arithmetic number, because the mean of its divisors is an integer number (49723566).

Almost surely, 2^320797150 is an apocalyptic number.

320797150 is a deficient number, since it is larger than the sum of its proper divisors (275885642).

320797150 is a wasteful number, since it uses less digits than its factorization.

320797150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6415955 (or 6415950 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 320797150 is about 17910.8109810807. The cubic root of 320797150 is about 684.5578690931.

The spelling of 320797150 in words is "three hundred twenty million, seven hundred ninety-seven thousand, one hundred fifty".