53403536 has 10 divisors (see below), whose sum is σ = 103469382. Its totient is φ = 26701760.

The previous prime is 53403533. The next prime is 53403551. The reversal of 53403536 is 63530435.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 48385936 + 5017600 = 6956^2 + 2240^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53403499 and 53403508.

It is not an unprimeable number, because it can be changed into a prime (53403533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1668845 + ... + 1668876.

Almost surely, 2^53403536 is an apocalyptic number.

It is an amenable number.

53403536 is a deficient number, since it is larger than the sum of its proper divisors (50065846).

53403536 is a wasteful number, since it uses less digits than its factorization.

53403536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337729 (or 3337723 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 53403536 is about 7307.7723007768. The cubic root of 53403536 is about 376.5794972361.

The spelling of 53403536 in words is "fifty-three million, four hundred three thousand, five hundred thirty-six".