46818840 has 32 divisors (see below), whose sum is σ = 140456880. Its totient is φ = 12484992.

The previous prime is 46818809. The next prime is 46818851. The reversal of 46818840 is 4881864.

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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194959 + ... + 195198.

Almost surely, 2^46818840 is an apocalyptic number.

46818840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46818840 is an abundant number, since it is smaller than the sum of its proper divisors (93638040).

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

46818840 is a wasteful number, since it uses less digits than its factorization.

46818840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390171 (or 390167 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 39.

The square root of 46818840 is about 6842.4293931322. The cubic root of 46818840 is about 360.4183408359.

The spelling of 46818840 in words is "forty-six million, eight hundred eighteen thousand, eight hundred forty".