72432803 has 8 divisors (see below), whose sum is σ = 73755696. Its totient is φ = 71114400.

The previous prime is 72432797. The next prime is 72432839. The reversal of 72432803 is 30823427.

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

It is a cyclic number.

It is not a de Polignac number, because 72432803 - 2²⁶ = 5323939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72432103) 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, 61700 + ... + 62862.

It is an arithmetic number, because the mean of its divisors is an integer number (9219462).

Almost surely, 2^72432803 is an apocalyptic number.

72432803 is a deficient number, since it is larger than the sum of its proper divisors (1322893).

72432803 is a wasteful number, since it uses less digits than its factorization.

72432803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 72432803 is about 8510.7463245006. The cubic root of 72432803 is about 416.8486800169.

The spelling of 72432803 in words is "seventy-two million, four hundred thirty-two thousand, eight hundred three".