7426421354 has 32 divisors (see below), whose sum is σ = 12295990080. Its totient is φ = 3335904000.

The previous prime is 7426421351. The next prime is 7426421369. The reversal of 7426421354 is 4531246247.

It is a happy number.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7426421351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 957737 + ... + 965459.

It is an arithmetic number, because the mean of its divisors is an integer number (384249690).

Almost surely, 2^7426421354 is an apocalyptic number.

7426421354 is a deficient number, since it is larger than the sum of its proper divisors (4869568726).

7426421354 is a wasteful number, since it uses less digits than its factorization.

7426421354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8246.

The product of its digits is 161280, while the sum is 38.

The square root of 7426421354 is about 86176.6868358258. The cubic root of 7426421354 is about 1951.0116472407.

The spelling of 7426421354 in words is "seven billion, four hundred twenty-six million, four hundred twenty-one thousand, three hundred fifty-four".