42424299 has 24 divisors (see below), whose sum is σ = 66476592. Its totient is φ = 25966080.

The previous prime is 42424297. The next prime is 42424301. The reversal of 42424299 is 99242424.

It is an interprime number because it is at equal distance from previous prime (42424297) and next prime (42424301).

It is not a de Polignac number, because 42424299 - 2¹ = 42424297 is a prime.

It is a super-2 number, since 2×42424299² = 3599642291282802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42424297) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2892 + ... + 9654.

It is an arithmetic number, because the mean of its divisors is an integer number (2769858).

Almost surely, 2^42424299 is an apocalyptic number.

42424299 is a deficient number, since it is larger than the sum of its proper divisors (24052293).

42424299 is a wasteful number, since it uses less digits than its factorization.

42424299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6827 (or 6824 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 42424299 is about 6513.3938158229. The cubic root of 42424299 is about 348.7692801612.

The spelling of 42424299 in words is "forty-two million, four hundred twenty-four thousand, two hundred ninety-nine".