53420532 has 36 divisors (see below), whose sum is σ = 137013408. Its totient is φ = 16187600.

The previous prime is 53420503. The next prime is 53420539. The reversal of 53420532 is 23502435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53420539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16944 + ... + 19847.

It is an arithmetic number, because the mean of its divisors is an integer number (3805928).

Almost surely, 2^53420532 is an apocalyptic number.

It is an amenable number.

53420532 is an abundant number, since it is smaller than the sum of its proper divisors (83592876).

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

53420532 is a wasteful number, since it uses less digits than its factorization.

53420532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36820 (or 36807 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 53420532 is about 7308.9350797500. The cubic root of 53420532 is about 376.6194425703.

Adding to 53420532 its reverse (23502435), we get a palindrome (76922967).

The spelling of 53420532 in words is "fifty-three million, four hundred twenty thousand, five hundred thirty-two".