53219435 has 16 divisors (see below), whose sum is σ = 69273792. Its totient is φ = 39091200.

The previous prime is 53219429. The next prime is 53219443. The reversal of 53219435 is 53491235.

It is a de Polignac number, because none of the positive numbers 2^k-53219435 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 4151 + ... + 11120.

It is an arithmetic number, because the mean of its divisors is an integer number (4329612).

Almost surely, 2^53219435 is an apocalyptic number.

53219435 is a deficient number, since it is larger than the sum of its proper divisors (16054357).

53219435 is a wasteful number, since it uses less digits than its factorization.

53219435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15334.

The product of its digits is 16200, while the sum is 32.

The square root of 53219435 is about 7295.1651797612. The cubic root of 53219435 is about 376.1462644891.

The spelling of 53219435 in words is "fifty-three million, two hundred nineteen thousand, four hundred thirty-five".