53799490 has 16 divisors (see below), whose sum is σ = 98900352. Its totient is φ = 21061744.

The previous prime is 53799481. The next prime is 53799491. The reversal of 53799490 is 9499735.

It is a self number, because there is not a number n which added to its sum of digits gives 53799490.

It is not an unprimeable number, because it can be changed into a prime (53799491) 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, 56764 + ... + 57703.

It is an arithmetic number, because the mean of its divisors is an integer number (6181272).

Almost surely, 2^53799490 is an apocalyptic number.

53799490 is a deficient number, since it is larger than the sum of its proper divisors (45100862).

53799490 is a wasteful number, since it uses less digits than its factorization.

53799490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114521.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 53799490 is about 7334.8135627295. The cubic root of 53799490 is about 377.5079073823.

It can be divided in two parts, 53799 and 490, that added together give a square (54289 = 233²).

The spelling of 53799490 in words is "fifty-three million, seven hundred ninety-nine thousand, four hundred ninety".