46145213 has 8 divisors (see below), whose sum is σ = 47360376. Its totient is φ = 44934400.

The previous prime is 46145207. The next prime is 46145221. The reversal of 46145213 is 31254164.

46145213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4439449 + 41705764 = 2107^2 + 6458^2 .

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 46145213 - 2¹⁴ = 46128829 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 (46145233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38483 + ... + 39663.

It is an arithmetic number, because the mean of its divisors is an integer number (5920047).

Almost surely, 2^46145213 is an apocalyptic number.

It is an amenable number.

46145213 is a deficient number, since it is larger than the sum of its proper divisors (1215163).

46145213 is a wasteful number, since it uses less digits than its factorization.

46145213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175.

The product of its digits is 2880, while the sum is 26.

The square root of 46145213 is about 6793.0267922333. The cubic root of 46145213 is about 358.6814237597.

Adding to 46145213 its reverse (31254164), we get a palindrome (77399377).

The spelling of 46145213 in words is "forty-six million, one hundred forty-five thousand, two hundred thirteen".