46551409 has 8 divisors (see below), whose sum is σ = 48274560. Its totient is φ = 44836176.

The previous prime is 46551403. The next prime is 46551481. The reversal of 46551409 is 90415564.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 46551409 - 2⁵ = 46551377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46551403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11694 + ... + 15160.

It is an arithmetic number, because the mean of its divisors is an integer number (6034320).

Almost surely, 2^46551409 is an apocalyptic number.

It is an amenable number.

46551409 is a deficient number, since it is larger than the sum of its proper divisors (1723151).

46551409 is a wasteful number, since it uses less digits than its factorization.

46551409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3959.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 46551409 is about 6822.8592979776. The cubic root of 46551409 is about 359.7307889582.

The spelling of 46551409 in words is "forty-six million, five hundred fifty-one thousand, four hundred nine".