840046548 has 48 divisors (see below), whose sum is σ = 2142060480. Its totient is φ = 254112000.

The previous prime is 840046547. The next prime is 840046553. The reversal of 840046548 is 845640048.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840046547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74038 + ... + 84626.

It is an arithmetic number, because the mean of its divisors is an integer number (44626260).

Almost surely, 2^840046548 is an apocalyptic number.

It is an amenable number.

840046548 is an abundant number, since it is smaller than the sum of its proper divisors (1302013932).

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

840046548 is a wasteful number, since it uses less digits than its factorization.

840046548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11208 (or 11206 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 840046548 is about 28983.5565105458. The cubic root of 840046548 is about 943.5562242509.

The spelling of 840046548 in words is "eight hundred forty million, forty-six thousand, five hundred forty-eight".