52258019 has 4 divisors (see below), whose sum is σ = 57008760. Its totient is φ = 47507280.

The previous prime is 52258013. The next prime is 52258027. The reversal of 52258019 is 91085225.

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-52258019 is a prime.

It is a super-2 number, since 2×52258019² = 5461801099608722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52258013) 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, 2375354 + ... + 2375375.

It is an arithmetic number, because the mean of its divisors is an integer number (14252190).

Almost surely, 2^52258019 is an apocalyptic number.

52258019 is a deficient number, since it is larger than the sum of its proper divisors (4750741).

52258019 is a wasteful number, since it uses less digits than its factorization.

52258019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4750740.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 52258019 is about 7228.9708119483. The cubic root of 52258019 is about 373.8674427998.

The spelling of 52258019 in words is "fifty-two million, two hundred fifty-eight thousand, nineteen".