53759554 has 4 divisors (see below), whose sum is σ = 80639334. Its totient is φ = 26879776.

The previous prime is 53759551. The next prime is 53759597. The reversal of 53759554 is 45595735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45595735 = 5 ⋅9119147.

It can be written as a sum of positive squares in only one way, i.e., 53626329 + 133225 = 7323^2 + 365^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53759554.

It is not an unprimeable number, because it can be changed into a prime (53759551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13439887 + ... + 13439890.

Almost surely, 2^53759554 is an apocalyptic number.

53759554 is a deficient number, since it is larger than the sum of its proper divisors (26879780).

53759554 is a wasteful number, since it uses less digits than its factorization.

53759554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26879779.

The product of its digits is 472500, while the sum is 43.

The square root of 53759554 is about 7332.0906977478. The cubic root of 53759554 is about 377.4144747262.

The spelling of 53759554 in words is "fifty-three million, seven hundred fifty-nine thousand, five hundred fifty-four".