42433842 has 16 divisors (see below), whose sum is σ = 92583072. Its totient is φ = 12858720.

The previous prime is 42433841. The next prime is 42433843. The reversal of 42433842 is 24833424.

It is an interprime number because it is at equal distance from previous prime (42433841) and next prime (42433843).

It is not an unprimeable number, because it can be changed into a prime (42433841) 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, 321403 + ... + 321534.

It is an arithmetic number, because the mean of its divisors is an integer number (5786442).

Almost surely, 2^42433842 is an apocalyptic number.

42433842 is an abundant number, since it is smaller than the sum of its proper divisors (50149230).

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

42433842 is a wasteful number, since it uses less digits than its factorization.

42433842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642953.

The product of its digits is 18432, while the sum is 30.

The square root of 42433842 is about 6514.1263420354. The cubic root of 42433842 is about 348.7954291355.

The spelling of 42433842 in words is "forty-two million, four hundred thirty-three thousand, eight hundred forty-two".