52607519 has 4 divisors (see below), whose sum is σ = 52631544. Its totient is φ = 52583496.

The previous prime is 52607507. The next prime is 52607549. The reversal of 52607519 is 91570625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52607519 is a prime.

It is a super-2 number, since 2×52607519² = 5535102110670722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52607549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8357 + ... + 13230.

It is an arithmetic number, because the mean of its divisors is an integer number (13157886).

Almost surely, 2^52607519 is an apocalyptic number.

52607519 is a deficient number, since it is larger than the sum of its proper divisors (24025).

52607519 is a wasteful number, since it uses less digits than its factorization.

52607519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24024.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 52607519 is about 7253.1040941103. The cubic root of 52607519 is about 374.6990628591.

The spelling of 52607519 in words is "fifty-two million, six hundred seven thousand, five hundred nineteen".