6413761 has 4 divisors (see below), whose sum is σ = 6550272. Its totient is φ = 6277252.

The previous prime is 6413741. The next prime is 6413779. The reversal of 6413761 is 1673146.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1673146 = 2 ⋅836573.

It is a cyclic number.

It is not a de Polignac number, because 6413761 - 2¹⁵ = 6380993 is a prime.

It is a super-2 number, since 2×6413761² = 82272660330242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6413741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68185 + ... + 68278.

It is an arithmetic number, because the mean of its divisors is an integer number (1637568).

Almost surely, 2^6413761 is an apocalyptic number.

It is an amenable number.

6413761 is a deficient number, since it is larger than the sum of its proper divisors (136511).

6413761 is a wasteful number, since it uses less digits than its factorization.

6413761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136510.

The product of its digits is 3024, while the sum is 28.

The square root of 6413761 is about 2532.5404241591. The cubic root of 6413761 is about 185.7965266354.

The spelling of 6413761 in words is "six million, four hundred thirteen thousand, seven hundred sixty-one".