67490963 has 2 divisors, whose sum is σ = 67490964. Its totient is φ = 67490962.

The previous prime is 67490957. The next prime is 67490977. The reversal of 67490963 is 36909476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67490963 - 2¹⁶ = 67425427 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (67490903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33745481 + 33745482.

It is an arithmetic number, because the mean of its divisors is an integer number (33745482).

Almost surely, 2^67490963 is an apocalyptic number.

67490963 is a deficient number, since it is larger than the sum of its proper divisors (1).

67490963 is an equidigital number, since it uses as much as digits as its factorization.

67490963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 67490963 is about 8215.2883698626. The cubic root of 67490963 is about 407.1444711657.

The spelling of 67490963 in words is "sixty-seven million, four hundred ninety thousand, nine hundred sixty-three".