46386509 has 24 divisors (see below), whose sum is σ = 53383680. Its totient is φ = 40042080.

The previous prime is 46386503. The next prime is 46386511. The reversal of 46386509 is 90568364.

It is not a de Polignac number, because 46386509 - 2⁸ = 46386253 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46386503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 587132 + ... + 587210.

It is an arithmetic number, because the mean of its divisors is an integer number (2224320).

Almost surely, 2^46386509 is an apocalyptic number.

It is an amenable number.

46386509 is a deficient number, since it is larger than the sum of its proper divisors (6997171).

46386509 is a wasteful number, since it uses less digits than its factorization.

46386509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 46386509 is about 6810.7642008808. The cubic root of 46386509 is about 359.3055258670.

The spelling of 46386509 in words is "forty-six million, three hundred eighty-six thousand, five hundred nine".