53789619 has 16 divisors (see below), whose sum is σ = 79729664. Its totient is φ = 32032800.

The previous prime is 53789609. The next prime is 53789623. The reversal of 53789619 is 91698735.

It is not a de Polignac number, because 53789619 - 2¹¹ = 53787571 is a prime.

It is a super-2 number, since 2×53789619² = 5786646224330322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53789609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21037 + ... + 23454.

It is an arithmetic number, because the mean of its divisors is an integer number (4983104).

Almost surely, 2^53789619 is an apocalyptic number.

53789619 is a deficient number, since it is larger than the sum of its proper divisors (25940045).

53789619 is a wasteful number, since it uses less digits than its factorization.

53789619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44538.

The product of its digits is 408240, while the sum is 48.

The square root of 53789619 is about 7334.1406449563. The cubic root of 53789619 is about 377.4848178915.

The spelling of 53789619 in words is "fifty-three million, seven hundred eighty-nine thousand, six hundred nineteen".