53671590 has 48 divisors (see below), whose sum is σ = 159483168. Its totient is φ = 12267648.

The previous prime is 53671589. The next prime is 53671619. The reversal of 53671590 is 9517635.

It is a happy number.

53671590 is a `hidden beast` number, since 5 + 3 + 67 + 1 + 590 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41967 + ... + 43226.

It is an arithmetic number, because the mean of its divisors is an integer number (3322566).

Almost surely, 2^53671590 is an apocalyptic number.

53671590 is an abundant number, since it is smaller than the sum of its proper divisors (105811578).

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

53671590 is a wasteful number, since it uses less digits than its factorization.

53671590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85213 (or 85210 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 53671590 is about 7326.0896800408. The cubic root of 53671590 is about 377.2085143708.

The spelling of 53671590 in words is "fifty-three million, six hundred seventy-one thousand, five hundred ninety".