53730532 has 6 divisors (see below), whose sum is σ = 94028438. Its totient is φ = 26865264.

The previous prime is 53730493. The next prime is 53730539. The reversal of 53730532 is 23503735.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30536676 + 23193856 = 5526^2 + 4816^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53730532.

It is not an unprimeable number, because it can be changed into a prime (53730539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6716313 + ... + 6716320.

Almost surely, 2^53730532 is an apocalyptic number.

It is an amenable number.

53730532 is a deficient number, since it is larger than the sum of its proper divisors (40297906).

53730532 is a wasteful number, since it uses less digits than its factorization.

53730532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13432637 (or 13432635 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 28.

The square root of 53730532 is about 7330.1113224834. Note that the first 3 decimals coincide. The cubic root of 53730532 is about 377.3465469893.

The spelling of 53730532 in words is "fifty-three million, seven hundred thirty thousand, five hundred thirty-two".