84468406 has 12 divisors (see below), whose sum is σ = 139268556. Its totient is φ = 38394620.

The previous prime is 84468403. The next prime is 84468409. The reversal of 84468406 is 60486448.

It is an interprime number because it is at equal distance from previous prime (84468403) and next prime (84468409).

It is a super-2 number, since 2×84468406² = 14269823224361672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84468403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 174280 + ... + 174763.

It is an arithmetic number, because the mean of its divisors is an integer number (11605713).

Almost surely, 2^84468406 is an apocalyptic number.

84468406 is a deficient number, since it is larger than the sum of its proper divisors (54800150).

84468406 is a wasteful number, since it uses less digits than its factorization.

84468406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349067 (or 349056 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 84468406 is about 9190.6695077127. The cubic root of 84468406 is about 438.7644504079.

The spelling of 84468406 in words is "eighty-four million, four hundred sixty-eight thousand, four hundred six".