53067685 has 16 divisors (see below), whose sum is σ = 70512192. Its totient is φ = 38016000.

The previous prime is 53067683. The next prime is 53067701. The reversal of 53067685 is 58676035.

53067685 = T₃₈₇ + T₃₈₈ + ... + T₇₂₁.

It is not a de Polignac number, because 53067685 - 2¹ = 53067683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53067683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3516 + ... + 10885.

It is an arithmetic number, because the mean of its divisors is an integer number (4407012).

Almost surely, 2^53067685 is an apocalyptic number.

53067685 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53067685 is a deficient number, since it is larger than the sum of its proper divisors (17444507).

53067685 is a wasteful number, since it uses less digits than its factorization.

53067685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14484.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 53067685 is about 7284.7570309517. The cubic root of 53067685 is about 375.7884094148.

The spelling of 53067685 in words is "fifty-three million, sixty-seven thousand, six hundred eighty-five".