973622399 has 2 divisors, whose sum is σ = 973622400. Its totient is φ = 973622398.

The previous prime is 973622381. The next prime is 973622411. The reversal of 973622399 is 993226379.

973622399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-973622399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (973622599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486811199 + 486811200.

It is an arithmetic number, because the mean of its divisors is an integer number (486811200).

Almost surely, 2^973622399 is an apocalyptic number.

973622399 is a deficient number, since it is larger than the sum of its proper divisors (1).

973622399 is an equidigital number, since it uses as much as digits as its factorization.

973622399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1102248, while the sum is 50.

The square root of 973622399 is about 31202.9229239826. The cubic root of 973622399 is about 991.1290044714.

The spelling of 973622399 in words is "nine hundred seventy-three million, six hundred twenty-two thousand, three hundred ninety-nine".