53431362 has 12 divisors (see below), whose sum is σ = 115767990. Its totient is φ = 17810448.

The previous prime is 53431349. The next prime is 53431373. The reversal of 53431362 is 26313435.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 51969681 + 1461681 = 7209^2 + 1209^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1484187 + ... + 1484222.

Almost surely, 2^53431362 is an apocalyptic number.

53431362 is an abundant number, since it is smaller than the sum of its proper divisors (62336628).

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

53431362 is a wasteful number, since it uses less digits than its factorization.

53431362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2968417 (or 2968414 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 53431362 is about 7309.6759162086. The cubic root of 53431362 is about 376.6448916677.

Adding to 53431362 its reverse (26313435), we get a palindrome (79744797).

The spelling of 53431362 in words is "fifty-three million, four hundred thirty-one thousand, three hundred sixty-two".