42406594 has 16 divisors (see below), whose sum is σ = 67085280. Its totient is φ = 20049120.

The previous prime is 42406591. The next prime is 42406597. The reversal of 42406594 is 49560424.

It is an interprime number because it is at equal distance from previous prime (42406591) and next prime (42406597).

It is not an unprimeable number, because it can be changed into a prime (42406591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35629 + ... + 36799.

It is an arithmetic number, because the mean of its divisors is an integer number (4192830).

Almost surely, 2^42406594 is an apocalyptic number.

42406594 is a deficient number, since it is larger than the sum of its proper divisors (24678686).

42406594 is a wasteful number, since it uses less digits than its factorization.

42406594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 42406594 is about 6512.0345515054. The cubic root of 42406594 is about 348.7207559314.

The spelling of 42406594 in words is "forty-two million, four hundred six thousand, five hundred ninety-four".