53473866 has 16 divisors (see below), whose sum is σ = 112576800. Its totient is φ = 16886448.

The previous prime is 53473841. The next prime is 53473867. The reversal of 53473866 is 66837435.

It is not an unprimeable number, because it can be changed into a prime (53473867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234421 + ... + 234648.

It is an arithmetic number, because the mean of its divisors is an integer number (7036050).

Almost surely, 2^53473866 is an apocalyptic number.

53473866 is an abundant number, since it is smaller than the sum of its proper divisors (59102934).

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

53473866 is a wasteful number, since it uses less digits than its factorization.

53473866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469093.

The product of its digits is 362880, while the sum is 42.

The square root of 53473866 is about 7312.5827174809. The cubic root of 53473866 is about 376.7447373437.

The spelling of 53473866 in words is "fifty-three million, four hundred seventy-three thousand, eight hundred sixty-six".