46720256 has 72 divisors (see below), whose sum is σ = 104194944. Its totient is φ = 20725760.

The previous prime is 46720249. The next prime is 46720273. The reversal of 46720256 is 65202764.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132176 + ... + 132528.

It is an arithmetic number, because the mean of its divisors is an integer number (1447152).

Almost surely, 2^46720256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46720256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52097472).

46720256 is an abundant number, since it is smaller than the sum of its proper divisors (57474688).

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

46720256 is a wasteful number, since it uses less digits than its factorization.

46720256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 46720256 is about 6835.2217228119. The cubic root of 46720256 is about 360.1651916773.

The spelling of 46720256 in words is "forty-six million, seven hundred twenty thousand, two hundred fifty-six".