40634467 has 2 divisors, whose sum is σ = 40634468. Its totient is φ = 40634466.

The previous prime is 40634431. The next prime is 40634509. The reversal of 40634467 is 76443604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40634467 - 2⁷ = 40634339 is a prime.

It is not a weakly prime, because it can be changed into another prime (40634417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20317233 + 20317234.

It is an arithmetic number, because the mean of its divisors is an integer number (20317234).

Almost surely, 2^40634467 is an apocalyptic number.

40634467 is a deficient number, since it is larger than the sum of its proper divisors (1).

40634467 is an equidigital number, since it uses as much as digits as its factorization.

40634467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 40634467 is about 6374.5170013108. The cubic root of 40634467 is about 343.7939178268.

The spelling of 40634467 in words is "forty million, six hundred thirty-four thousand, four hundred sixty-seven".