73426426 has 8 divisors (see below), whose sum is σ = 113116500. Its totient is φ = 35720928.

The previous prime is 73426421. The next prime is 73426477. The reversal of 73426426 is 62462437.

It can be written as a sum of positive squares in 2 ways, for example, as 63218401 + 10208025 = 7951^2 + 3195^2 .

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 = 73426391 and 73426400.

It is not an unprimeable number, because it can be changed into a prime (73426421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496051 + ... + 496198.

Almost surely, 2^73426426 is an apocalyptic number.

73426426 is a deficient number, since it is larger than the sum of its proper divisors (39690074).

73426426 is a wasteful number, since it uses less digits than its factorization.

73426426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992288.

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

The square root of 73426426 is about 8568.9221025751. The cubic root of 73426426 is about 418.7461205254.

The spelling of 73426426 in words is "seventy-three million, four hundred twenty-six thousand, four hundred twenty-six".