6464761 has 4 divisors (see below), whose sum is σ = 6484624. Its totient is φ = 6444900.

The previous prime is 6464753. The next prime is 6464797. The reversal of 6464761 is 1674646.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 6464761 - 2³ = 6464753 is a prime.

It is a Duffinian number.

6464761 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6464741) 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, 9435 + ... + 10096.

It is an arithmetic number, because the mean of its divisors is an integer number (1621156).

Almost surely, 2^6464761 is an apocalyptic number.

It is an amenable number.

6464761 is a deficient number, since it is larger than the sum of its proper divisors (19863).

6464761 is a wasteful number, since it uses less digits than its factorization.

6464761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19862.

The product of its digits is 24192, while the sum is 34.

The square root of 6464761 is about 2542.5894281224. The cubic root of 6464761 is about 186.2876902238.

It can be divided in two parts, 6464 and 761, that added together give a square (7225 = 85²).

The spelling of 6464761 in words is "six million, four hundred sixty-four thousand, seven hundred sixty-one".