53434515 has 8 divisors (see below), whose sum is σ = 85495248. Its totient is φ = 28498400.

The previous prime is 53434457. The next prime is 53434523. The reversal of 53434515 is 51543435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53434515 - 2⁸ = 53434259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781136 + ... + 1781165.

It is an arithmetic number, because the mean of its divisors is an integer number (10686906).

Almost surely, 2^53434515 is an apocalyptic number.

53434515 is a deficient number, since it is larger than the sum of its proper divisors (32060733).

53434515 is a wasteful number, since it uses less digits than its factorization.

53434515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562309.

The product of its digits is 18000, while the sum is 30.

The square root of 53434515 is about 7309.8915860634. The cubic root of 53434515 is about 376.6523001630.

The spelling of 53434515 in words is "fifty-three million, four hundred thirty-four thousand, five hundred fifteen".