52416145 has 4 divisors (see below), whose sum is σ = 62899380. Its totient is φ = 41932912.

The previous prime is 52416127. The next prime is 52416157. The reversal of 52416145 is 54161425.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16703569 + 35712576 = 4087^2 + 5976^2 .

It is a cyclic number.

It is not a de Polignac number, because 52416145 - 2⁷ = 52416017 is a prime.

It is a super-2 number, since 2×52416145² = 5494904513322050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5241610 + ... + 5241619.

It is an arithmetic number, because the mean of its divisors is an integer number (15724845).

Almost surely, 2^52416145 is an apocalyptic number.

It is an amenable number.

52416145 is a deficient number, since it is larger than the sum of its proper divisors (10483235).

52416145 is a wasteful number, since it uses less digits than its factorization.

52416145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10483234.

The product of its digits is 4800, while the sum is 28.

The square root of 52416145 is about 7239.8995158773. The cubic root of 52416145 is about 374.2441545878.

The spelling of 52416145 in words is "fifty-two million, four hundred sixteen thousand, one hundred forty-five".