42248435 has 4 divisors (see below), whose sum is σ = 50698128. Its totient is φ = 33798744.

The previous prime is 42248399. The next prime is 42248449. The reversal of 42248435 is 53484224.

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 42248435 - 2¹⁰ = 42247411 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4224839 + ... + 4224848.

It is an arithmetic number, because the mean of its divisors is an integer number (12674532).

Almost surely, 2^42248435 is an apocalyptic number.

42248435 is a deficient number, since it is larger than the sum of its proper divisors (8449693).

42248435 is an equidigital number, since it uses as much as digits as its factorization.

42248435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8449692.

The product of its digits is 30720, while the sum is 32.

The square root of 42248435 is about 6499.8796142698. The cubic root of 42248435 is about 348.2866879434.

The spelling of 42248435 in words is "forty-two million, two hundred forty-eight thousand, four hundred thirty-five".