53347806 has 24 divisors (see below), whose sum is σ = 118407744. Its totient is φ = 17348640.

The previous prime is 53347799. The next prime is 53347813. The reversal of 53347806 is 60874335.

It is a happy number.

53347806 is a `hidden beast` number, since 533 + 47 + 80 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (53347799) and next prime (53347813).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35406 + ... + 36881.

It is an arithmetic number, because the mean of its divisors is an integer number (4933656).

Almost surely, 2^53347806 is an apocalyptic number.

53347806 is an abundant number, since it is smaller than the sum of its proper divisors (65059938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53347806 is a wasteful number, since it uses less digits than its factorization.

53347806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72336 (or 72333 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 53347806 is about 7303.9582419398. The cubic root of 53347806 is about 376.4484567250.

Subtracting from 53347806 its product of nonzero digits (60480), we obtain a triangular number (53287326 = T₁₀₃₂₃).

The spelling of 53347806 in words is "fifty-three million, three hundred forty-seven thousand, eight hundred six".