20467463 has 2 divisors, whose sum is σ = 20467464. Its totient is φ = 20467462.

The previous prime is 20467459. The next prime is 20467481. The reversal of 20467463 is 36476402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20467463 - 2² = 20467459 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20467963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10233731 + 10233732.

It is an arithmetic number, because the mean of its divisors is an integer number (10233732).

Almost surely, 2^20467463 is an apocalyptic number.

20467463 is a deficient number, since it is larger than the sum of its proper divisors (1).

20467463 is an equidigital number, since it uses as much as digits as its factorization.

20467463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 20467463 is about 4524.0980316523. The cubic root of 20467463 is about 273.5403120297.

The spelling of 20467463 in words is "twenty million, four hundred sixty-seven thousand, four hundred sixty-three".