424349538 has 8 divisors (see below), whose sum is σ = 848699088. Its totient is φ = 141449844.

The previous prime is 424349531. The next prime is 424349543. The reversal of 424349538 is 835943424.

It is a sphenic number, since it is the product of 3 distinct primes.

424349538 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 424349538.

It is not an unprimeable number, because it can be changed into a prime (424349531) 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, 35362456 + ... + 35362467.

It is an arithmetic number, because the mean of its divisors is an integer number (106087386).

Almost surely, 2^424349538 is an apocalyptic number.

424349538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424349538 is a wasteful number, since it uses less digits than its factorization.

424349538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70724928.

The product of its digits is 414720, while the sum is 42.

The square root of 424349538 is about 20599.7460663961. The cubic root of 424349538 is about 751.4635351178.

The spelling of 424349538 in words is "four hundred twenty-four million, three hundred forty-nine thousand, five hundred thirty-eight".