6432669 has 8 divisors (see below), whose sum is σ = 9529920. Its totient is φ = 4288428.

The previous prime is 6432649. The next prime is 6432691. The reversal of 6432669 is 9662346.

6432669 is a `hidden beast` number, since 643 + 2 + 6 + 6 + 9 = 666.

It is not a de Polignac number, because 6432669 - 2⁵ = 6432637 is a prime.

It is a super-2 number, since 2×6432669² = 82758460927122, which contains 22 as substring.

6432669 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6432619) 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, 119097 + ... + 119150.

It is an arithmetic number, because the mean of its divisors is an integer number (1191240).

Almost surely, 2^6432669 is an apocalyptic number.

It is an amenable number.

6432669 is a deficient number, since it is larger than the sum of its proper divisors (3097251).

6432669 is a wasteful number, since it uses less digits than its factorization.

6432669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238256 (or 238250 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 6432669 is about 2536.2706874464. The cubic root of 6432669 is about 185.9789258121.

The spelling of 6432669 in words is "six million, four hundred thirty-two thousand, six hundred sixty-nine".