23393039 has 2 divisors, whose sum is σ = 23393040.
Its totient is φ = 23393038.
The previous prime is 23393033. The next prime is 23393059. The reversal of 23393039 is 93039332.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 23393039 - 28 = 23392783 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23392996 and 23393014.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23393033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11696519 + 11696520.
It is an arithmetic number, because the mean of its divisors is an integer number (11696520).
Almost surely, 223393039 is an apocalyptic number.
23393039 is a deficient number, since it is larger than the sum of its proper divisors (1).
23393039 is an equidigital number, since it uses as much as digits as its factorization.
23393039 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13122, while the sum is 32.
The square root of 23393039 is about 4836.6350906389.
The cubic root of 23393039 is about 285.9974855925.
The spelling of 23393039 in words is "twenty-three million, three hundred ninety-three thousand, thirty-nine".