53432460 has 60 divisors (see below), whose sum is σ = 167624688. Its totient is φ = 14248224.

The previous prime is 53432459. The next prime is 53432461. The reversal of 53432460 is 6423435.

It is an interprime number because it is at equal distance from previous prime (53432459) and next prime (53432461).

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (53432461) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14872 + ... + 18111.

Almost surely, 2^53432460 is an apocalyptic number.

It is an amenable number.

53432460 is an abundant number, since it is smaller than the sum of its proper divisors (114192228).

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

53432460 is a wasteful number, since it uses less digits than its factorization.

53432460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33004 (or 32993 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 53432460 is about 7309.7510217517. The cubic root of 53432460 is about 376.6474716335.

Adding to 53432460 its reverse (6423435), we get a palindrome (59855895).

The spelling of 53432460 in words is "fifty-three million, four hundred thirty-two thousand, four hundred sixty".