53398464 has 112 divisors (see below), whose sum is σ = 164153088. Its totient is φ = 15003648.

The previous prime is 53398463. The next prime is 53398469. The reversal of 53398464 is 46489335.

53398464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53398463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89752 + ... + 90344.

Almost surely, 2^53398464 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 53398464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82076544).

53398464 is an abundant number, since it is smaller than the sum of its proper divisors (110754624).

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

53398464 is a wasteful number, since it uses less digits than its factorization.

53398464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682 (or 672 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 53398464 is about 7307.4252647564. The cubic root of 53398464 is about 376.5675749814.

The spelling of 53398464 in words is "fifty-three million, three hundred ninety-eight thousand, four hundred sixty-four".