70242803 has 4 divisors (see below), whose sum is σ = 70271880. Its totient is φ = 70213728.

The previous prime is 70242797. The next prime is 70242839. The reversal of 70242803 is 30824207.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70242803 - 2¹⁰ = 70241779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70242103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10550 + ... + 15867.

It is an arithmetic number, because the mean of its divisors is an integer number (17567970).

Almost surely, 2^70242803 is an apocalyptic number.

70242803 is a deficient number, since it is larger than the sum of its proper divisors (29077).

70242803 is a wasteful number, since it uses less digits than its factorization.

70242803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29076.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 70242803 is about 8381.0979590982. The cubic root of 70242803 is about 412.6044850716.

The spelling of 70242803 in words is "seventy million, two hundred forty-two thousand, eight hundred three".