46821384 has 48 divisors (see below), whose sum is σ = 127490220. Its totient is φ = 15523200.

The previous prime is 46821373. The next prime is 46821389. The reversal of 46821384 is 48312864.

It can be written as a sum of positive squares in 2 ways, for example, as 45562500 + 1258884 = 6750^2 + 1122^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (46821389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12534 + ... + 15834.

Almost surely, 2^46821384 is an apocalyptic number.

It is an amenable number.

46821384 is an abundant number, since it is smaller than the sum of its proper divisors (80668836).

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

46821384 is a wasteful number, since it uses less digits than its factorization.

46821384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510 (or 3503 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 46821384 is about 6842.6152894928. The cubic root of 46821384 is about 360.4248687469.

The spelling of 46821384 in words is "forty-six million, eight hundred twenty-one thousand, three hundred eighty-four".