6435494 has 8 divisors (see below), whose sum is σ = 10395840. Its totient is φ = 2970216.

The previous prime is 6435493. The next prime is 6435497. The reversal of 6435494 is 4945346.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6435491) 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, 123734 + ... + 123785.

It is an arithmetic number, because the mean of its divisors is an integer number (1299480).

Almost surely, 2^6435494 is an apocalyptic number.

6435494 is a deficient number, since it is larger than the sum of its proper divisors (3960346).

6435494 is a wasteful number, since it uses less digits than its factorization.

6435494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247534.

The product of its digits is 51840, while the sum is 35.

The square root of 6435494 is about 2536.8275463657. The cubic root of 6435494 is about 186.0061469430.

The spelling of 6435494 in words is "six million, four hundred thirty-five thousand, four hundred ninety-four".