42869358 has 128 divisors (see below), whose sum is σ = 117964800. Its totient is φ = 11267424.

The previous prime is 42869329. The next prime is 42869371. The reversal of 42869358 is 85396824.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 337491 + ... + 337617.

It is an arithmetic number, because the mean of its divisors is an integer number (921600).

Almost surely, 2^42869358 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42869358, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58982400).

42869358 is an abundant number, since it is smaller than the sum of its proper divisors (75095442).

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

42869358 is a wasteful number, since it uses less digits than its factorization.

42869358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 205 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 42869358 is about 6547.4695875582. The cubic root of 42869358 is about 349.9846469456.

The spelling of 42869358 in words is "forty-two million, eight hundred sixty-nine thousand, three hundred fifty-eight".