6431434 has 8 divisors (see below), whose sum is σ = 9658980. Its totient is φ = 3211776.

The previous prime is 6431431. The next prime is 6431437. The reversal of 6431434 is 4341346.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6431431) and next prime (6431437).

It can be written as a sum of positive squares in 2 ways, for example, as 6125625 + 305809 = 2475^2 + 553^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 6431399 and 6431408.

It is not an unprimeable number, because it can be changed into a prime (6431431) 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, 912 + ... + 3700.

Almost surely, 2^6431434 is an apocalyptic number.

6431434 is a deficient number, since it is larger than the sum of its proper divisors (3227546).

6431434 is a wasteful number, since it uses less digits than its factorization.

6431434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944.

The product of its digits is 3456, while the sum is 25.

The square root of 6431434 is about 2536.0272080559. The cubic root of 6431434 is about 185.9670230973.

The spelling of 6431434 in words is "six million, four hundred thirty-one thousand, four hundred thirty-four".