42424803 has 10 divisors (see below), whose sum is σ = 63375444. Its totient is φ = 28283148.

The previous prime is 42424799. The next prime is 42424807. The reversal of 42424803 is 30842424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42424799) and next prime (42424807).

It is not a de Polignac number, because 42424803 - 2² = 42424799 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (42424807) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 261801 + ... + 261962.

Almost surely, 2^42424803 is an apocalyptic number.

42424803 is a deficient number, since it is larger than the sum of its proper divisors (20950641).

42424803 is an equidigital number, since it uses as much as digits as its factorization.

42424803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523775 (or 523766 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 42424803 is about 6513.4325052157. The cubic root of 42424803 is about 348.7706612803.

It can be divided in two parts, 4242 and 4803, that added together give a triangular number (9045 = T₁₃₄).

The spelling of 42424803 in words is "forty-two million, four hundred twenty-four thousand, eight hundred three".