73372426 has 4 divisors (see below), whose sum is σ = 110058642. Its totient is φ = 36686212.

The previous prime is 73372421. The next prime is 73372441. The reversal of 73372426 is 62427337.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 62489025 + 10883401 = 7905^2 + 3299^2 .

It is a junction number, because it is equal to n+sod(n) for n = 73372391 and 73372400.

It is not an unprimeable number, because it can be changed into a prime (73372421) 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 as a sum of consecutive naturals, namely, 18343105 + ... + 18343108.

Almost surely, 2^73372426 is an apocalyptic number.

73372426 is a deficient number, since it is larger than the sum of its proper divisors (36686216).

73372426 is a wasteful number, since it uses less digits than its factorization.

73372426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36686215.

The product of its digits is 42336, while the sum is 34.

The square root of 73372426 is about 8565.7706016447. The cubic root of 73372426 is about 418.6434425240.

The spelling of 73372426 in words is "seventy-three million, three hundred seventy-two thousand, four hundred twenty-six".