84863450 has 24 divisors (see below), whose sum is σ = 180396192. Its totient is φ = 29095920.

The previous prime is 84863447. The next prime is 84863477. The reversal of 84863450 is 5436848.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120884 + ... + 121583.

It is an arithmetic number, because the mean of its divisors is an integer number (7516508).

Almost surely, 2^84863450 is an apocalyptic number.

84863450 is an abundant number, since it is smaller than the sum of its proper divisors (95532742).

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

84863450 is a wasteful number, since it uses less digits than its factorization.

84863450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242486 (or 242481 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 84863450 is about 9212.1360172329. The cubic root of 84863450 is about 439.4473951059.

The spelling of 84863450 in words is "eighty-four million, eight hundred sixty-three thousand, four hundred fifty".