46458820 has 48 divisors (see below), whose sum is σ = 100337328. Its totient is φ = 18063360.

The previous prime is 46458817. The next prime is 46458821. The reversal of 46458820 is 2885464.

46458820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 24780484 + 21678336 = 4978^2 + 4656^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 46458820.

It is not an unprimeable number, because it can be changed into a prime (46458821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137692 + ... + 138028.

It is an arithmetic number, because the mean of its divisors is an integer number (2090361).

Almost surely, 2^46458820 is an apocalyptic number.

It is an amenable number.

46458820 is an abundant number, since it is smaller than the sum of its proper divisors (53878508).

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

46458820 is a wasteful number, since it uses less digits than its factorization.

46458820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 46458820 is about 6816.0707155956. The cubic root of 46458820 is about 359.4921336639.

It can be divided in two parts, 46458 and 820, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 46458820 in words is "forty-six million, four hundred fifty-eight thousand, eight hundred twenty".