53949026 has 16 divisors (see below), whose sum is σ = 81891000. Its totient is φ = 26654208.

The previous prime is 53949017. The next prime is 53949067. The reversal of 53949026 is 62094935.

53949026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 7345²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 17648401 + 36300625 = 4201^2 + 6025^2 .

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 79826 + ... + 80498.

Almost surely, 2^53949026 is an apocalyptic number.

53949026 is a deficient number, since it is larger than the sum of its proper divisors (27941974).

53949026 is a wasteful number, since it uses less digits than its factorization.

53949026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 53949026 is about 7345.0000680735. Note that the first 4 decimals coincide. The cubic root of 53949026 is about 377.8573456457.

The spelling of 53949026 in words is "fifty-three million, nine hundred forty-nine thousand, twenty-six".