84017442 has 32 divisors (see below), whose sum is σ = 173270592. Its totient is φ = 27143424.

The previous prime is 84017441. The next prime is 84017443. The reversal of 84017442 is 24471048.

It is an interprime number because it is at equal distance from previous prime (84017441) and next prime (84017443).

It is not an unprimeable number, because it can be changed into a prime (84017441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34158 + ... + 36534.

It is an arithmetic number, because the mean of its divisors is an integer number (5414706).

Almost surely, 2^84017442 is an apocalyptic number.

84017442 is an abundant number, since it is smaller than the sum of its proper divisors (89253150).

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

84017442 is a wasteful number, since it uses less digits than its factorization.

84017442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562.

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 84017442 is about 9166.1028796321. The cubic root of 84017442 is about 437.9822244199.

The spelling of 84017442 in words is "eighty-four million, seventeen thousand, four hundred forty-two".