28746463 has 2 divisors, whose sum is σ = 28746464. Its totient is φ = 28746462.

The previous prime is 28746427. The next prime is 28746493. The reversal of 28746463 is 36464782.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28746463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28746413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14373231 + 14373232.

It is an arithmetic number, because the mean of its divisors is an integer number (14373232).

Almost surely, 2^28746463 is an apocalyptic number.

28746463 is a deficient number, since it is larger than the sum of its proper divisors (1).

28746463 is an equidigital number, since it uses as much as digits as its factorization.

28746463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The square root of 28746463 is about 5361.5728102862. The cubic root of 28746463 is about 306.3337203847. Note that the first 3 decimals are identical.

The spelling of 28746463 in words is "twenty-eight million, seven hundred forty-six thousand, four hundred sixty-three".