84087342 has 32 divisors (see below), whose sum is σ = 187961760. Its totient is φ = 27864000.

The previous prime is 84087323. The next prime is 84087343. The reversal of 84087342 is 24378048.

It is a junction number, because it is equal to n+sod(n) for n = 84087297 and 84087306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84087343) 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, 4842 + ... + 13842.

It is an arithmetic number, because the mean of its divisors is an integer number (5873805).

Almost surely, 2^84087342 is an apocalyptic number.

84087342 is an abundant number, since it is smaller than the sum of its proper divisors (103874418).

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

84087342 is a wasteful number, since it uses less digits than its factorization.

84087342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9185 (or 9179 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 84087342 is about 9169.9150486796. The cubic root of 84087342 is about 438.1036534567.

The spelling of 84087342 in words is "eighty-four million, eighty-seven thousand, three hundred forty-two".