52861464 has 128 divisors (see below), whose sum is σ = 154828800. Its totient is φ = 16692480.

The previous prime is 52861451. The next prime is 52861469. The reversal of 52861464 is 46416825.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52861469) 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 31 ways as a sum of consecutive naturals, for example, 416169 + ... + 416295.

It is an arithmetic number, because the mean of its divisors is an integer number (1209600).

Almost surely, 2^52861464 is an apocalyptic number.

52861464 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52861464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77414400).

52861464 is an abundant number, since it is smaller than the sum of its proper divisors (101967336).

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

52861464 is a wasteful number, since it uses less digits than its factorization.

52861464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 220 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 52861464 is about 7270.5889720160. The cubic root of 52861464 is about 375.3010063225.

The spelling of 52861464 in words is "fifty-two million, eight hundred sixty-one thousand, four hundred sixty-four".