42093906 has 16 divisors (see below), whose sum is σ = 87091200. Its totient is φ = 13547408.

The previous prime is 42093899. The next prime is 42093913. The reversal of 42093906 is 60939024.

It is an interprime number because it is at equal distance from previous prime (42093899) and next prime (42093913).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120786 + ... + 121133.

It is an arithmetic number, because the mean of its divisors is an integer number (5443200).

Almost surely, 2^42093906 is an apocalyptic number.

42093906 is an abundant number, since it is smaller than the sum of its proper divisors (44997294).

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

42093906 is a wasteful number, since it uses less digits than its factorization.

42093906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241953.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 42093906 is about 6487.9816584204. The cubic root of 42093906 is about 347.8615349520.

The spelling of 42093906 in words is "forty-two million, ninety-three thousand, nine hundred six".