46318720 has 128 divisors (see below), whose sum is σ = 129744000. Its totient is φ = 15805440.

The previous prime is 46318627. The next prime is 46318733. The reversal of 46318720 is 2781364.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219415 + ... + 219625.

It is an arithmetic number, because the mean of its divisors is an integer number (1013625).

Almost surely, 2^46318720 is an apocalyptic number.

46318720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46318720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64872000).

46318720 is an abundant number, since it is smaller than the sum of its proper divisors (83425280).

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

46318720 is an equidigital number, since it uses as much as digits as its factorization.

46318720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 225 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 46318720 is about 6805.7857738839. The cubic root of 46318720 is about 359.1304114676.

The spelling of 46318720 in words is "forty-six million, three hundred eighteen thousand, seven hundred twenty".