28483537 has 2 divisors, whose sum is σ = 28483538. Its totient is φ = 28483536.

The previous prime is 28483531. The next prime is 28483547. The reversal of 28483537 is 73538482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15241216 + 13242321 = 3904^2 + 3639^2 .

It is a cyclic number.

It is not a de Polignac number, because 28483537 - 2¹¹ = 28481489 is a prime.

It is a super-2 number, since 2×28483537² = 1622623760060738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28483537.

It is not a weakly prime, because it can be changed into another prime (28483531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14241768 + 14241769.

It is an arithmetic number, because the mean of its divisors is an integer number (14241769).

Almost surely, 2^28483537 is an apocalyptic number.

It is an amenable number.

28483537 is a deficient number, since it is larger than the sum of its proper divisors (1).

28483537 is an equidigital number, since it uses as much as digits as its factorization.

28483537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 40.

The square root of 28483537 is about 5336.9970020602. The cubic root of 28483537 is about 305.3969104731.

The spelling of 28483537 in words is "twenty-eight million, four hundred eighty-three thousand, five hundred thirty-seven".