53406326 has 4 divisors (see below), whose sum is σ = 80109492. Its totient is φ = 26703162.

The previous prime is 53406317. The next prime is 53406337. The reversal of 53406326 is 62360435.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13351580 + ... + 13351583.

It is an arithmetic number, because the mean of its divisors is an integer number (20027373).

Almost surely, 2^53406326 is an apocalyptic number.

53406326 is a deficient number, since it is larger than the sum of its proper divisors (26703166).

53406326 is a wasteful number, since it uses less digits than its factorization.

53406326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26703165.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 53406326 is about 7307.9631909308. The cubic root of 53406326 is about 376.5860550947.

The spelling of 53406326 in words is "fifty-three million, four hundred six thousand, three hundred twenty-six".