84146946 has 16 divisors (see below), whose sum is σ = 181239744. Its totient is φ = 25891344.

The previous prime is 84146911. The next prime is 84146947. The reversal of 84146946 is 64964148.

It is a super-2 number, since 2×84146946² = 14161417042253832, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84146898 and 84146907.

It is not an unprimeable number, because it can be changed into a prime (84146947) 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, 539326 + ... + 539481.

It is an arithmetic number, because the mean of its divisors is an integer number (11327484).

Almost surely, 2^84146946 is an apocalyptic number.

84146946 is an abundant number, since it is smaller than the sum of its proper divisors (97092798).

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

84146946 is a wasteful number, since it uses less digits than its factorization.

84146946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078825.

The product of its digits is 165888, while the sum is 42.

The square root of 84146946 is about 9173.1644485423. The cubic root of 84146946 is about 438.2071433205.

The spelling of 84146946 in words is "eighty-four million, one hundred forty-six thousand, nine hundred forty-six".