42293706 has 64 divisors (see below), whose sum is σ = 105670656. Its totient is φ = 10987200.

The previous prime is 42293689. The next prime is 42293717. The reversal of 42293706 is 60739224.

42293706 is a modest number, since divided by 293706 gives 42 as remainder.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38221 + ... + 39311.

It is an arithmetic number, because the mean of its divisors is an integer number (1651104).

Almost surely, 2^42293706 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42293706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52835328).

42293706 is an abundant number, since it is smaller than the sum of its proper divisors (63376950).

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

42293706 is a wasteful number, since it uses less digits than its factorization.

42293706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 42293706 is about 6503.3611309845. The cubic root of 42293706 is about 348.4110448829.

The spelling of 42293706 in words is "forty-two million, two hundred ninety-three thousand, seven hundred six".