36478457 has 2 divisors, whose sum is σ = 36478458. Its totient is φ = 36478456.

The previous prime is 36478441. The next prime is 36478471. The reversal of 36478457 is 75487463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32959081 + 3519376 = 5741^2 + 1876^2 .

It is a cyclic number.

It is not a de Polignac number, because 36478457 - 2⁴ = 36478441 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36478357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18239228 + 18239229.

It is an arithmetic number, because the mean of its divisors is an integer number (18239229).

Almost surely, 2^36478457 is an apocalyptic number.

It is an amenable number.

36478457 is a deficient number, since it is larger than the sum of its proper divisors (1).

36478457 is an equidigital number, since it uses as much as digits as its factorization.

36478457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The square root of 36478457 is about 6039.7398122767. The cubic root of 36478457 is about 331.6490976050.

The spelling of 36478457 in words is "thirty-six million, four hundred seventy-eight thousand, four hundred fifty-seven".