53926669 has 8 divisors (see below), whose sum is σ = 57165048. Its totient is φ = 50695680.

The previous prime is 53926667. The next prime is 53926721. The reversal of 53926669 is 96662935.

It can be written as a sum of positive squares in 4 ways, for example, as 12517444 + 41409225 = 3538^2 + 6435^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53926669 - 2¹ = 53926667 is a prime.

It is a super-2 number, since 2×53926669² = 5816171258871122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53926667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22329 + ... + 24625.

It is an arithmetic number, because the mean of its divisors is an integer number (7145631).

Almost surely, 2^53926669 is an apocalyptic number.

It is an amenable number.

53926669 is a deficient number, since it is larger than the sum of its proper divisors (3238379).

53926669 is a wasteful number, since it uses less digits than its factorization.

53926669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695.

The product of its digits is 524880, while the sum is 46.

The square root of 53926669 is about 7343.4779907071. The cubic root of 53926669 is about 377.8051425167.

The spelling of 53926669 in words is "fifty-three million, nine hundred twenty-six thousand, six hundred sixty-nine".