53434432 has 14 divisors (see below), whose sum is σ = 106034078. Its totient is φ = 26717184.

The previous prime is 53434427. The next prime is 53434457. The reversal of 53434432 is 23443435.

It can be written as a sum of positive squares in only one way, i.e., 48664576 + 4769856 = 6976^2 + 2184^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53434432.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417393 + ... + 417520.

Almost surely, 2^53434432 is an apocalyptic number.

It is an amenable number.

53434432 is a deficient number, since it is larger than the sum of its proper divisors (52599646).

53434432 is an equidigital number, since it uses as much as digits as its factorization.

53434432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834925 (or 834915 counting only the distinct ones).

The product of its digits is 17280, while the sum is 28.

The square root of 53434432 is about 7309.8859088224. The cubic root of 53434432 is about 376.6521051445.

Adding to 53434432 its reverse (23443435), we get a palindrome (76877867).

The spelling of 53434432 in words is "fifty-three million, four hundred thirty-four thousand, four hundred thirty-two".