53519349 has 32 divisors (see below), whose sum is σ = 82373760. Its totient is φ = 30615552.

The previous prime is 53519341. The next prime is 53519357. The reversal of 53519349 is 94391535.

It is an interprime number because it is at equal distance from previous prime (53519341) and next prime (53519357).

It is not a de Polignac number, because 53519349 - 2³ = 53519341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53519341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58554 + ... + 59460.

It is an arithmetic number, because the mean of its divisors is an integer number (2574180).

Almost surely, 2^53519349 is an apocalyptic number.

It is an amenable number.

53519349 is a deficient number, since it is larger than the sum of its proper divisors (28854411).

53519349 is a wasteful number, since it uses less digits than its factorization.

53519349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029.

The product of its digits is 72900, while the sum is 39.

The square root of 53519349 is about 7315.6919700053. The cubic root of 53519349 is about 376.8515223721.

The spelling of 53519349 in words is "fifty-three million, five hundred nineteen thousand, three hundred forty-nine".