43461613 has 16 divisors (see below), whose sum is σ = 47980800. Its totient is φ = 39124800.

The previous prime is 43461601. The next prime is 43461619. The reversal of 43461613 is 31616434.

It is a de Polignac number, because none of the positive numbers 2^k-43461613 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 (43461619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103518 + ... + 103936.

It is an arithmetic number, because the mean of its divisors is an integer number (2998800).

Almost surely, 2^43461613 is an apocalyptic number.

It is an amenable number.

43461613 is a deficient number, since it is larger than the sum of its proper divisors (4519187).

43461613 is a wasteful number, since it uses less digits than its factorization.

43461613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612.

The product of its digits is 5184, while the sum is 28.

The square root of 43461613 is about 6592.5422258792. The cubic root of 43461613 is about 351.5890008652.

The spelling of 43461613 in words is "forty-three million, four hundred sixty-one thousand, six hundred thirteen".