53432642 has 16 divisors (see below), whose sum is σ = 82637280. Its totient is φ = 25899552.

The previous prime is 53432609. The next prime is 53432647. The reversal of 53432642 is 24623435.

It is a super-2 number, since 2×53432642² = 5710094462200328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53432647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5513 + ... + 11715.

It is an arithmetic number, because the mean of its divisors is an integer number (5164830).

Almost surely, 2^53432642 is an apocalyptic number.

53432642 is a deficient number, since it is larger than the sum of its proper divisors (29204638).

53432642 is a wasteful number, since it uses less digits than its factorization.

53432642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6337.

The product of its digits is 17280, while the sum is 29.

The square root of 53432642 is about 7309.7634708655. The cubic root of 53432642 is about 376.6478992746.

The spelling of 53432642 in words is "fifty-three million, four hundred thirty-two thousand, six hundred forty-two".