22893037 has 2 divisors, whose sum is σ = 22893038. Its totient is φ = 22893036.

The previous prime is 22893023. The next prime is 22893049. The reversal of 22893037 is 73039822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21771556 + 1121481 = 4666^2 + 1059^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22893037 is a prime.

It is a super-2 number, since 2×22893037² = 1048182286166738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22892993 and 22893011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22893007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11446518 + 11446519.

It is an arithmetic number, because the mean of its divisors is an integer number (11446519).

Almost surely, 2^22893037 is an apocalyptic number.

It is an amenable number.

22893037 is a deficient number, since it is larger than the sum of its proper divisors (1).

22893037 is an equidigital number, since it uses as much as digits as its factorization.

22893037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 22893037 is about 4784.6668640565. Note that the first 3 decimals coincide. The cubic root of 22893037 is about 283.9451598469.

The spelling of 22893037 in words is "twenty-two million, eight hundred ninety-three thousand, thirty-seven".