46180540 has 36 divisors (see below), whose sum is σ = 112814856. Its totient is φ = 15832992.

The previous prime is 46180529. The next prime is 46180549. The reversal of 46180540 is 4508164.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 46180499 and 46180508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46180549) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 22582 + ... + 24541.

It is an arithmetic number, because the mean of its divisors is an integer number (3133746).

Almost surely, 2^46180540 is an apocalyptic number.

It is an amenable number.

46180540 is an abundant number, since it is smaller than the sum of its proper divisors (66634316).

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

46180540 is a wasteful number, since it uses less digits than its factorization.

46180540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47146 (or 47137 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 46180540 is about 6795.6265347648. The cubic root of 46180540 is about 358.7729313123.

The spelling of 46180540 in words is "forty-six million, one hundred eighty thousand, five hundred forty".