424340394 has 8 divisors (see below), whose sum is σ = 848680800. Its totient is φ = 141446796.

The previous prime is 424340381. The next prime is 424340429. The reversal of 424340394 is 493043424.

It is a happy number.

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

424340394 is an admirable 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, 35361694 + ... + 35361705.

It is an arithmetic number, because the mean of its divisors is an integer number (106085100).

Almost surely, 2^424340394 is an apocalyptic number.

424340394 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.

424340394 is a wasteful number, since it uses less digits than its factorization.

424340394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70723404.

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 424340394 is about 20599.5241207170. The cubic root of 424340394 is about 751.4581374984.

The spelling of 424340394 in words is "four hundred twenty-four million, three hundred forty thousand, three hundred ninety-four".