42305394 has 8 divisors (see below), whose sum is σ = 84610800. Its totient is φ = 14101796.

The previous prime is 42305383. The next prime is 42305423. The reversal of 42305394 is 49350324.

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

42305394 is an admirable number.

It is a super-2 number, since 2×42305394² = 3579492722990472, which contains 22 as substring.

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, 3525444 + ... + 3525455.

It is an arithmetic number, because the mean of its divisors is an integer number (10576350).

Almost surely, 2^42305394 is an apocalyptic number.

42305394 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.

42305394 is a wasteful number, since it uses less digits than its factorization.

42305394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7050904.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 42305394 is about 6504.2596811628. The cubic root of 42305394 is about 348.4431367599.

The spelling of 42305394 in words is "forty-two million, three hundred five thousand, three hundred ninety-four".