73419569 has 2 divisors, whose sum is σ = 73419570. Its totient is φ = 73419568.

The previous prime is 73419551. The next prime is 73419587. The reversal of 73419569 is 96591437.

It is a balanced prime because it is at equal distance from previous prime (73419551) and next prime (73419587).

It can be written as a sum of positive squares in only one way, i.e., 56445169 + 16974400 = 7513^2 + 4120^2 .

It is a cyclic number.

It is not a de Polignac number, because 73419569 - 2¹² = 73415473 is a prime.

It is a super-2 number, since 2×73419569² = 10780866224291522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73419509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36709784 + 36709785.

It is an arithmetic number, because the mean of its divisors is an integer number (36709785).

Almost surely, 2^73419569 is an apocalyptic number.

It is an amenable number.

73419569 is a deficient number, since it is larger than the sum of its proper divisors (1).

73419569 is an equidigital number, since it uses as much as digits as its factorization.

73419569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 44.

The square root of 73419569 is about 8568.5219845665. The cubic root of 73419569 is about 418.7330851117.

The spelling of 73419569 in words is "seventy-three million, four hundred nineteen thousand, five hundred sixty-nine".