46321320 has 128 divisors (see below), whose sum is σ = 145981440. Its totient is φ = 11746560.

The previous prime is 46321279. The next prime is 46321343. The reversal of 46321320 is 2312364.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242425 + ... + 242615.

It is an arithmetic number, because the mean of its divisors is an integer number (1140480).

Almost surely, 2^46321320 is an apocalyptic number.

46321320 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 46321320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72990720).

46321320 is an abundant number, since it is smaller than the sum of its proper divisors (99660120).

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

46321320 is a wasteful number, since it uses less digits than its factorization.

46321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 46321320 is about 6805.9767851499. The cubic root of 46321320 is about 359.1371310085.

Adding to 46321320 its reverse (2312364), we get a palindrome (48633684).

The spelling of 46321320 in words is "forty-six million, three hundred twenty-one thousand, three hundred twenty".