52146464 has 24 divisors (see below), whose sum is σ = 105977088. Its totient is φ = 25231680.

The previous prime is 52146461. The next prime is 52146473. The reversal of 52146464 is 46464125.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 52146464.

It is not an unprimeable number, because it can be changed into a prime (52146461) 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 3 ways as a sum of consecutive naturals, for example, 25292 + ... + 27275.

It is an arithmetic number, because the mean of its divisors is an integer number (4415712).

Almost surely, 2^52146464 is an apocalyptic number.

It is an amenable number.

52146464 is an abundant number, since it is smaller than the sum of its proper divisors (53830624).

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

52146464 is a wasteful number, since it uses less digits than its factorization.

52146464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52608 (or 52600 counting only the distinct ones).

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

The square root of 52146464 is about 7221.2508611736. The cubic root of 52146464 is about 373.6012221270.

The spelling of 52146464 in words is "fifty-two million, one hundred forty-six thousand, four hundred sixty-four".