47340415 has 4 divisors (see below), whose sum is σ = 56808504. Its totient is φ = 37872328.

The previous prime is 47340413. The next prime is 47340437. The reversal of 47340415 is 51404374.

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

It is a cyclic number.

It is not a de Polignac number, because 47340415 - 2¹ = 47340413 is a prime.

It is a super-2 number, since 2×47340415² = 4482229784744450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47340413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4734037 + ... + 4734046.

It is an arithmetic number, because the mean of its divisors is an integer number (14202126).

Almost surely, 2^47340415 is an apocalyptic number.

47340415 is a deficient number, since it is larger than the sum of its proper divisors (9468089).

47340415 is an equidigital number, since it uses as much as digits as its factorization.

47340415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468088.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 47340415 is about 6880.4371227415. The cubic root of 47340415 is about 361.7517884781.

Adding to 47340415 its reverse (51404374), we get a palindrome (98744789).

The spelling of 47340415 in words is "forty-seven million, three hundred forty thousand, four hundred fifteen".