46451328 has 128 divisors (see below), whose sum is σ = 153930240. Its totient is φ = 12057600.

The previous prime is 46451311. The next prime is 46451351. The reversal of 46451328 is 82315464.

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

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 28783 + ... + 30353.

It is an arithmetic number, because the mean of its divisors is an integer number (1202580).

Almost surely, 2^46451328 is an apocalyptic number.

46451328 is a gapful number since it is divisible by the number (48) 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 46451328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76965120).

46451328 is an abundant number, since it is smaller than the sum of its proper divisors (107478912).

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

46451328 is a wasteful number, since it uses less digits than its factorization.

46451328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606 (or 1594 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 46451328 is about 6815.5211099372. The cubic root of 46451328 is about 359.4728085938.

The spelling of 46451328 in words is "forty-six million, four hundred fifty-one thousand, three hundred twenty-eight".