6425738 has 8 divisors (see below), whose sum is σ = 10514880. Its totient is φ = 2920780.

The previous prime is 6425737. The next prime is 6425761. The reversal of 6425738 is 8375246.

It is a happy number.

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 = 6425698 and 6425707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6425737) 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, 146018 + ... + 146061.

It is an arithmetic number, because the mean of its divisors is an integer number (1314360).

Almost surely, 2^6425738 is an apocalyptic number.

6425738 is a deficient number, since it is larger than the sum of its proper divisors (4089142).

6425738 is a wasteful number, since it uses less digits than its factorization.

6425738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292092.

The product of its digits is 40320, while the sum is 35.

The square root of 6425738 is about 2534.9039429533. The cubic root of 6425738 is about 185.9121063125.

The spelling of 6425738 in words is "six million, four hundred twenty-five thousand, seven hundred thirty-eight".