40304227 has 2 divisors, whose sum is σ = 40304228. Its totient is φ = 40304226.

The previous prime is 40304213. The next prime is 40304233. The reversal of 40304227 is 72240304.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40304227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40304198 and 40304207.

It is not a weakly prime, because it can be changed into another prime (40304237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20152113 + 20152114.

It is an arithmetic number, because the mean of its divisors is an integer number (20152114).

Almost surely, 2^40304227 is an apocalyptic number.

40304227 is a deficient number, since it is larger than the sum of its proper divisors (1).

40304227 is an equidigital number, since it uses as much as digits as its factorization.

40304227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 40304227 is about 6348.5610180576. The cubic root of 40304227 is about 342.8600352021.

The spelling of 40304227 in words is "forty million, three hundred four thousand, two hundred twenty-seven".