7403431426 has 8 divisors (see below), whose sum is σ = 11105703180. Its totient is φ = 3701530368.

The previous prime is 7403431423. The next prime is 7403431433. The reversal of 7403431426 is 6241343047.

It can be written as a sum of positive squares in 2 ways, for example, as 5118687025 + 2284744401 = 71545^2 + 47799^2 .

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

It is a super-3 number, since 3×7403431426³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7403431391 and 7403431400.

It is not an unprimeable number, because it can be changed into a prime (7403431423) 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, 35751 + ... + 126826.

Almost surely, 2^7403431426 is an apocalyptic number.

7403431426 is a deficient number, since it is larger than the sum of its proper divisors (3702271754).

7403431426 is a wasteful number, since it uses less digits than its factorization.

7403431426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185348.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 7403431426 is about 86043.1951173363. The cubic root of 7403431426 is about 1948.9963211825.

The spelling of 7403431426 in words is "seven billion, four hundred three million, four hundred thirty-one thousand, four hundred twenty-six".