52440546 has 16 divisors (see below), whose sum is σ = 111050784. Its totient is φ = 16451904.

The previous prime is 52440539. The next prime is 52440547. The reversal of 52440546 is 64504425.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52440547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256960 + ... + 257163.

It is an arithmetic number, because the mean of its divisors is an integer number (6940674).

Almost surely, 2^52440546 is an apocalyptic number.

52440546 is an abundant number, since it is smaller than the sum of its proper divisors (58610238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52440546 is a wasteful number, since it uses less digits than its factorization.

52440546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514145.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 52440546 is about 7241.5844951226. The cubic root of 52440546 is about 374.3022188537.

The spelling of 52440546 in words is "fifty-two million, four hundred forty thousand, five hundred forty-six".