53870086 has 4 divisors (see below), whose sum is σ = 80805132. Its totient is φ = 26935042.

The previous prime is 53870083. The next prime is 53870107. The reversal of 53870086 is 68007835.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53870083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13467520 + ... + 13467523.

It is an arithmetic number, because the mean of its divisors is an integer number (20201283).

Almost surely, 2^53870086 is an apocalyptic number.

53870086 is a deficient number, since it is larger than the sum of its proper divisors (26935046).

53870086 is a wasteful number, since it uses less digits than its factorization.

53870086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26935045.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 53870086 is about 7339.6243773098. The cubic root of 53870086 is about 377.6729578919.

The spelling of 53870086 in words is "fifty-three million, eight hundred seventy thousand, eighty-six".