52446146 has 4 divisors (see below), whose sum is σ = 78669222. Its totient is φ = 26223072.

The previous prime is 52446143. The next prime is 52446167. The reversal of 52446146 is 64164425.

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

It can be written as a sum of positive squares in only one way, i.e., 44823025 + 7623121 = 6695^2 + 2761^2 .

It is not an unprimeable number, because it can be changed into a prime (52446143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13111535 + ... + 13111538.

Almost surely, 2^52446146 is an apocalyptic number.

52446146 is a deficient number, since it is larger than the sum of its proper divisors (26223076).

52446146 is a wasteful number, since it uses less digits than its factorization.

52446146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26223075.

The product of its digits is 23040, while the sum is 32.

The square root of 52446146 is about 7241.9711405114. The cubic root of 52446146 is about 374.3155419912.

The spelling of 52446146 in words is "fifty-two million, four hundred forty-six thousand, one hundred forty-six".