46506509 has 32 divisors (see below), whose sum is σ = 60318720. Its totient is φ = 34898688.

The previous prime is 46506503. The next prime is 46506557. The reversal of 46506509 is 90560564.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-46506509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46506503) 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 31 ways as a sum of consecutive naturals, for example, 151334 + ... + 151640.

It is an arithmetic number, because the mean of its divisors is an integer number (1884960).

Almost surely, 2^46506509 is an apocalyptic number.

It is an amenable number.

46506509 is a deficient number, since it is larger than the sum of its proper divisors (13812211).

46506509 is a wasteful number, since it uses less digits than its factorization.

46506509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 46506509 is about 6819.5680948283. The cubic root of 46506509 is about 359.6150953016.

The spelling of 46506509 in words is "forty-six million, five hundred six thousand, five hundred nine".