53502790 has 16 divisors (see below), whose sum is σ = 105060240. Its totient is φ = 19455520.

The previous prime is 53502769. The next prime is 53502821. The reversal of 53502790 is 9720535.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243085 + ... + 243304.

It is an arithmetic number, because the mean of its divisors is an integer number (6566265).

Almost surely, 2^53502790 is an apocalyptic number.

53502790 is a deficient number, since it is larger than the sum of its proper divisors (51557450).

53502790 is a wasteful number, since it uses less digits than its factorization.

53502790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486407.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 53502790 is about 7314.5601371511. The cubic root of 53502790 is about 376.8126521431.

The spelling of 53502790 in words is "fifty-three million, five hundred two thousand, seven hundred ninety".