6423490126 has 32 divisors (see below), whose sum is σ = 9935861760. Its totient is φ = 3113347200.

The previous prime is 6423490121. The next prime is 6423490159. The reversal of 6423490126 is 6210943246.

It is a happy number.

It is a super-2 number, since 2×6423490126² = 82522450797638991752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423490121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3041811 + ... + 3043921.

It is an arithmetic number, because the mean of its divisors is an integer number (310495680).

Almost surely, 2^6423490126 is an apocalyptic number.

6423490126 is a deficient number, since it is larger than the sum of its proper divisors (3512371634).

6423490126 is a wasteful number, since it uses less digits than its factorization.

6423490126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 6423490126 is about 80146.6788207721. The cubic root of 6423490126 is about 1858.9042497770.

The spelling of 6423490126 in words is "six billion, four hundred twenty-three million, four hundred ninety thousand, one hundred twenty-six".