73497603 has 4 divisors (see below), whose sum is σ = 97996808. Its totient is φ = 48998400.

The previous prime is 73497601. The next prime is 73497637. The reversal of 73497603 is 30679437.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30679437 = 3 ⋅10226479.

It is not a de Polignac number, because 73497603 - 2¹ = 73497601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73497601) 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 in 3 ways as a sum of consecutive naturals, for example, 12249598 + ... + 12249603.

It is an arithmetic number, because the mean of its divisors is an integer number (24499202).

Almost surely, 2^73497603 is an apocalyptic number.

73497603 is a deficient number, since it is larger than the sum of its proper divisors (24499205).

73497603 is a wasteful number, since it uses less digits than its factorization.

73497603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24499204.

The product of its (nonzero) digits is 95256, while the sum is 39.

The square root of 73497603 is about 8573.0743027224. The cubic root of 73497603 is about 418.8813827589.

The spelling of 73497603 in words is "seventy-three million, four hundred ninety-seven thousand, six hundred three".