373299973 has 4 divisors (see below), whose sum is σ = 392947360. Its totient is φ = 353652588.

The previous prime is 373299961. The next prime is 373299989. The reversal of 373299973 is 379992373.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 379992373 = 1087 ⋅349579.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373299973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 373299973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373299473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9823665 + ... + 9823702.

It is an arithmetic number, because the mean of its divisors is an integer number (98236840).

Almost surely, 2^373299973 is an apocalyptic number.

It is an amenable number.

373299973 is a deficient number, since it is larger than the sum of its proper divisors (19647387).

373299973 is a wasteful number, since it uses less digits than its factorization.

373299973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19647386.

The product of its digits is 1928934, while the sum is 52.

The square root of 373299973 is about 19320.9723616592. The cubic root of 373299973 is about 720.0334173019.

The spelling of 373299973 in words is "three hundred seventy-three million, two hundred ninety-nine thousand, nine hundred seventy-three".