53219715 has 16 divisors (see below), whose sum is σ = 87899136. Its totient is φ = 27468000.

The previous prime is 53219689. The next prime is 53219759. The reversal of 53219715 is 51791235.

It is not a de Polignac number, because 53219715 - 2⁸ = 53219459 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56761 + ... + 57690.

It is an arithmetic number, because the mean of its divisors is an integer number (5493696).

Almost surely, 2^53219715 is an apocalyptic number.

53219715 is a deficient number, since it is larger than the sum of its proper divisors (34679421).

53219715 is a wasteful number, since it uses less digits than its factorization.

53219715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114490.

The product of its digits is 9450, while the sum is 33.

The square root of 53219715 is about 7295.1843705283. The cubic root of 53219715 is about 376.1469241527.

The spelling of 53219715 in words is "fifty-three million, two hundred nineteen thousand, seven hundred fifteen".