53466864 has 80 divisors (see below), whose sum is σ = 152025984. Its totient is φ = 16057600.

The previous prime is 53466863. The next prime is 53466869. The reversal of 53466864 is 46866435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53466863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68782 + ... + 69554.

Almost surely, 2^53466864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53466864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76012992).

53466864 is an abundant number, since it is smaller than the sum of its proper divisors (98559120).

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

53466864 is a wasteful number, since it uses less digits than its factorization.

53466864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926 (or 920 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The square root of 53466864 is about 7312.1039379921. The cubic root of 53466864 is about 376.7282926640.

The spelling of 53466864 in words is "fifty-three million, four hundred sixty-six thousand, eight hundred sixty-four".