73497679 has 2 divisors, whose sum is σ = 73497680. Its totient is φ = 73497678.

The previous prime is 73497661. The next prime is 73497731. The reversal of 73497679 is 97679437.

It is an a-pointer prime, because the next prime (73497731) can be obtained adding 73497679 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73497679 - 2²³ = 65109071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73497649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36748839 + 36748840.

It is an arithmetic number, because the mean of its divisors is an integer number (36748840).

Almost surely, 2^73497679 is an apocalyptic number.

73497679 is a deficient number, since it is larger than the sum of its proper divisors (1).

73497679 is an equidigital number, since it uses as much as digits as its factorization.

73497679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2000376, while the sum is 52.

The square root of 73497679 is about 8573.0787352036. The cubic root of 73497679 is about 418.8815271399.

The spelling of 73497679 in words is "seventy-three million, four hundred ninety-seven thousand, six hundred seventy-nine".