53320426 has 4 divisors (see below), whose sum is σ = 79980642. Its totient is φ = 26660212.

The previous prime is 53320411. The next prime is 53320427. The reversal of 53320426 is 62402335.

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., 31371201 + 21949225 = 5601^2 + 4685^2 .

It is a super-3 number, since 3×53320426³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53320426.

It is not an unprimeable number, because it can be changed into a prime (53320427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13330105 + ... + 13330108.

Almost surely, 2^53320426 is an apocalyptic number.

53320426 is a deficient number, since it is larger than the sum of its proper divisors (26660216).

53320426 is a wasteful number, since it uses less digits than its factorization.

53320426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26660215.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 53320426 is about 7302.0836752259. The cubic root of 53320426 is about 376.3840434382.

The spelling of 53320426 in words is "fifty-three million, three hundred twenty thousand, four hundred twenty-six".