73420667 has 2 divisors, whose sum is σ = 73420668. Its totient is φ = 73420666.

The previous prime is 73420657. The next prime is 73420727. The reversal of 73420667 is 76602437.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73420667 - 2¹⁶ = 73355131 is a prime.

It is not a weakly prime, because it can be changed into another prime (73420657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36710333 + 36710334.

It is an arithmetic number, because the mean of its divisors is an integer number (36710334).

Almost surely, 2^73420667 is an apocalyptic number.

73420667 is a deficient number, since it is larger than the sum of its proper divisors (1).

73420667 is an equidigital number, since it uses as much as digits as its factorization.

73420667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 73420667 is about 8568.5860560538. The cubic root of 73420667 is about 418.7351725054.

The spelling of 73420667 in words is "seventy-three million, four hundred twenty thousand, six hundred sixty-seven".