372824993 has 2 divisors, whose sum is σ = 372824994. Its totient is φ = 372824992.

The previous prime is 372824989. The next prime is 372824999. The reversal of 372824993 is 399428273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 333537169 + 39287824 = 18263^2 + 6268^2 .

It is a cyclic number.

It is not a de Polignac number, because 372824993 - 2² = 372824989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (372824999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186412496 + 186412497.

It is an arithmetic number, because the mean of its divisors is an integer number (186412497).

Almost surely, 2^372824993 is an apocalyptic number.

It is an amenable number.

372824993 is a deficient number, since it is larger than the sum of its proper divisors (1).

372824993 is an equidigital number, since it uses as much as digits as its factorization.

372824993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 47.

The square root of 372824993 is about 19308.6766247716. The cubic root of 372824993 is about 719.7279019415.

The spelling of 372824993 in words is "three hundred seventy-two million, eight hundred twenty-four thousand, nine hundred ninety-three".