42724803 has 8 divisors (see below), whose sum is σ = 62145216. Its totient is φ = 25893800.

The previous prime is 42724771. The next prime is 42724811. The reversal of 42724803 is 30842724.

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 42724803 - 2⁵ = 42724771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42724853) 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, 647313 + ... + 647378.

It is an arithmetic number, because the mean of its divisors is an integer number (7768152).

Almost surely, 2^42724803 is an apocalyptic number.

42724803 is a deficient number, since it is larger than the sum of its proper divisors (19420413).

42724803 is a wasteful number, since it uses less digits than its factorization.

42724803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294705.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 42724803 is about 6536.4212685536. The cubic root of 42724803 is about 349.5908225061.

The spelling of 42724803 in words is "forty-two million, seven hundred twenty-four thousand, eight hundred three".