6436497 has 8 divisors (see below), whose sum is σ = 9033760. Its totient is φ = 4065120.

The previous prime is 6436457. The next prime is 6436501. The reversal of 6436497 is 7946346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6436497 - 2¹² = 6432401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6436447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56404 + ... + 56517.

It is an arithmetic number, because the mean of its divisors is an integer number (1129220).

Almost surely, 2^6436497 is an apocalyptic number.

It is an amenable number.

6436497 is a deficient number, since it is larger than the sum of its proper divisors (2597263).

6436497 is a wasteful number, since it uses less digits than its factorization.

6436497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112943.

The product of its digits is 108864, while the sum is 39.

The square root of 6436497 is about 2537.0252265202. The cubic root of 6436497 is about 186.0158097326.

It can be divided in two parts, 643 and 6497, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 6436497 in words is "six million, four hundred thirty-six thousand, four hundred ninety-seven".