53463686 has 4 divisors (see below), whose sum is σ = 80195532. Its totient is φ = 26731842.

The previous prime is 53463677. The next prime is 53463689. The reversal of 53463686 is 68636435.

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 (53463689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13365920 + ... + 13365923.

It is an arithmetic number, because the mean of its divisors is an integer number (20048883).

Almost surely, 2^53463686 is an apocalyptic number.

53463686 is a deficient number, since it is larger than the sum of its proper divisors (26731846).

53463686 is a wasteful number, since it uses less digits than its factorization.

53463686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26731845.

The product of its digits is 311040, while the sum is 41.

The square root of 53463686 is about 7311.8866238475. The cubic root of 53463686 is about 376.7208284382.

The spelling of 53463686 in words is "fifty-three million, four hundred sixty-three thousand, six hundred eighty-six".