53694617 has 4 divisors (see below), whose sum is σ = 53925300. Its totient is φ = 53463936.

The previous prime is 53694611. The next prime is 53694623. The reversal of 53694617 is 71649635.

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

It is an interprime number because it is at equal distance from previous prime (53694611) and next prime (53694623).

It can be written as a sum of positive squares in 2 ways, for example, as 38241856 + 15452761 = 6184^2 + 3931^2 .

It is a cyclic number.

It is not a de Polignac number, because 53694617 - 2⁴ = 53694601 is a prime.

It is a super-2 number, since 2×53694617² = 5766223789553378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53694611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114992 + ... + 115457.

It is an arithmetic number, because the mean of its divisors is an integer number (13481325).

Almost surely, 2^53694617 is an apocalyptic number.

It is an amenable number.

53694617 is a deficient number, since it is larger than the sum of its proper divisors (230683).

53694617 is a wasteful number, since it uses less digits than its factorization.

53694617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230682.

The product of its digits is 136080, while the sum is 41.

The square root of 53694617 is about 7327.6610865951. The cubic root of 53694617 is about 377.2624518982.

The spelling of 53694617 in words is "fifty-three million, six hundred ninety-four thousand, six hundred seventeen".