46621320 has 64 divisors (see below), whose sum is σ = 140339520. Its totient is φ = 12390144.

The previous prime is 46621279. The next prime is 46621339. The reversal of 46621320 is 2312664.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 15 ways as a sum of consecutive naturals, for example, 52722 + ... + 53598.

It is an arithmetic number, because the mean of its divisors is an integer number (2192805).

Almost surely, 2^46621320 is an apocalyptic number.

46621320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46621320 is an abundant number, since it is smaller than the sum of its proper divisors (93718200).

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

46621320 is a wasteful number, since it uses less digits than its factorization.

46621320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334 (or 1330 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 46621320 is about 6827.9806678109. The cubic root of 46621320 is about 359.9107803595.

Adding to 46621320 its reverse (2312664), we get a palindrome (48933984).

The spelling of 46621320 in words is "forty-six million, six hundred twenty-one thousand, three hundred twenty".