28462747 has 2 divisors, whose sum is σ = 28462748. Its totient is φ = 28462746.

The previous prime is 28462729. The next prime is 28462769. The reversal of 28462747 is 74726482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28462747 - 2²³ = 20074139 is a prime.

It is not a weakly prime, because it can be changed into another prime (28462727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14231373 + 14231374.

It is an arithmetic number, because the mean of its divisors is an integer number (14231374).

Almost surely, 2^28462747 is an apocalyptic number.

28462747 is a deficient number, since it is larger than the sum of its proper divisors (1).

28462747 is an equidigital number, since it uses as much as digits as its factorization.

28462747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150528, while the sum is 40.

The square root of 28462747 is about 5335.0489219875. The cubic root of 28462747 is about 305.3225897974.

The spelling of 28462747 in words is "twenty-eight million, four hundred sixty-two thousand, seven hundred forty-seven".