72004603 has 8 divisors (see below), whose sum is σ = 79882560. Its totient is φ = 64348680.

The previous prime is 72004601. The next prime is 72004609. The reversal of 72004603 is 30640027.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72004603 - 2¹ = 72004601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72004601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54825 + ... + 56122.

It is an arithmetic number, because the mean of its divisors is an integer number (9985320).

Almost surely, 2^72004603 is an apocalyptic number.

72004603 is a deficient number, since it is larger than the sum of its proper divisors (7877957).

72004603 is a wasteful number, since it uses less digits than its factorization.

72004603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111017.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 72004603 is about 8485.5526042798. The cubic root of 72004603 is about 416.0256298158.

The spelling of 72004603 in words is "seventy-two million, four thousand, six hundred three".