46531540 has 24 divisors (see below), whose sum is σ = 106600032. Its totient is φ = 16920480.

The previous prime is 46531531. The next prime is 46531549. The reversal of 46531540 is 4513564.

It is an interprime number because it is at equal distance from previous prime (46531531) and next prime (46531549).

It is a junction number, because it is equal to n+sod(n) for n = 46531499 and 46531508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46531549) 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 7 ways as a sum of consecutive naturals, for example, 105534 + ... + 105973.

It is an arithmetic number, because the mean of its divisors is an integer number (4441668).

Almost surely, 2^46531540 is an apocalyptic number.

It is an amenable number.

46531540 is an abundant number, since it is smaller than the sum of its proper divisors (60068492).

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

46531540 is a wasteful number, since it uses less digits than its factorization.

46531540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211527 (or 211525 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 46531540 is about 6821.4030814782. The cubic root of 46531540 is about 359.6796017630.

The spelling of 46531540 in words is "forty-six million, five hundred thirty-one thousand, five hundred forty".