46456309 has 4 divisors (see below), whose sum is σ = 46978380. Its totient is φ = 45934240.

The previous prime is 46456303. The next prime is 46456327. The reversal of 46456309 is 90365464.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3186225 + 43270084 = 1785^2 + 6578^2 .

It is a cyclic number.

It is not a de Polignac number, because 46456309 - 2¹³ = 46448117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46456303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260902 + ... + 261079.

It is an arithmetic number, because the mean of its divisors is an integer number (11744595).

Almost surely, 2^46456309 is an apocalyptic number.

It is an amenable number.

46456309 is a deficient number, since it is larger than the sum of its proper divisors (522071).

46456309 is an equidigital number, since it uses as much as digits as its factorization.

46456309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522070.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 46456309 is about 6815.8865160740. The cubic root of 46456309 is about 359.4856569532.

The spelling of 46456309 in words is "forty-six million, four hundred fifty-six thousand, three hundred nine".