373220003 has 4 divisors (see below), whose sum is σ = 401929248. Its totient is φ = 344510760.

The previous prime is 373219981. The next prime is 373220027. The reversal of 373220003 is 300022373.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373220003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (373220063) 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, 14354603 + ... + 14354628.

It is an arithmetic number, because the mean of its divisors is an integer number (100482312).

Almost surely, 2^373220003 is an apocalyptic number.

373220003 is a deficient number, since it is larger than the sum of its proper divisors (28709245).

373220003 is a wasteful number, since it uses less digits than its factorization.

373220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28709244.

The product of its (nonzero) digits is 756, while the sum is 20.

The square root of 373220003 is about 19318.9027379921. The cubic root of 373220003 is about 719.9819973637.

Adding to 373220003 its reverse (300022373), we get a palindrome (673242376).

The spelling of 373220003 in words is "three hundred seventy-three million, two hundred twenty thousand, three".