46636145 has 8 divisors (see below), whose sum is σ = 56540904. Its totient is φ = 36923904.

The previous prime is 46636141. The next prime is 46636153. The reversal of 46636145 is 54163664.

It can be written as a sum of positive squares in 4 ways, for example, as 15085456 + 31550689 = 3884^2 + 5617^2 .

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 46636145 - 2² = 46636141 is a prime.

It is a super-2 number, since 2×46636145² = 4349860040922050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46636141) 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, 47594 + ... + 48563.

It is an arithmetic number, because the mean of its divisors is an integer number (7067613).

Almost surely, 2^46636145 is an apocalyptic number.

It is an amenable number.

46636145 is a deficient number, since it is larger than the sum of its proper divisors (9904759).

46636145 is an equidigital number, since it uses as much as digits as its factorization.

46636145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96259.

The product of its digits is 51840, while the sum is 35.

The square root of 46636145 is about 6829.0661879938. The cubic root of 46636145 is about 359.9489253674.

The spelling of 46636145 in words is "forty-six million, six hundred thirty-six thousand, one hundred forty-five".