373320729 has 12 divisors (see below), whose sum is σ = 539408532. Its totient is φ = 248803200.

The previous prime is 373320707. The next prime is 373320733. The reversal of 373320729 is 927023373.

It can be written as a sum of positive squares in 2 ways, for example, as 232257600 + 141063129 = 15240^2 + 11877^2 .

It is not a de Polignac number, because 373320729 - 2⁹ = 373320217 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 373320693 and 373320702.

It is not an unprimeable number, because it can be changed into a prime (373320529) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 53989 + ... + 60509.

It is an arithmetic number, because the mean of its divisors is an integer number (44950711).

Almost surely, 2^373320729 is an apocalyptic number.

It is an amenable number.

373320729 is a deficient number, since it is larger than the sum of its proper divisors (166087803).

373320729 is a wasteful number, since it uses less digits than its factorization.

373320729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12888 (or 12885 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 36.

The square root of 373320729 is about 19321.5094907204. The cubic root of 373320729 is about 720.0467620092.

The spelling of 373320729 in words is "three hundred seventy-three million, three hundred twenty thousand, seven hundred twenty-nine".