53309046 has 16 divisors (see below), whose sum is σ = 121849344. Its totient is φ = 15231144.

The previous prime is 53309027. The next prime is 53309051. The reversal of 53309046 is 64090335.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 634590 + ... + 634673.

It is an arithmetic number, because the mean of its divisors is an integer number (7615584).

Almost surely, 2^53309046 is an apocalyptic number.

53309046 is an abundant number, since it is smaller than the sum of its proper divisors (68540298).

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

53309046 is a wasteful number, since it uses less digits than its factorization.

53309046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269275.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 53309046 is about 7301.3044040089. The cubic root of 53309046 is about 376.3572647376.

The spelling of 53309046 in words is "fifty-three million, three hundred nine thousand, forty-six".