53730772 has 6 divisors (see below), whose sum is σ = 94028858. Its totient is φ = 26865384.

The previous prime is 53730749. The next prime is 53730791. The reversal of 53730772 is 27703735.

It can be written as a sum of positive squares in only one way, i.e., 50211396 + 3519376 = 7086^2 + 1876^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6716343 + ... + 6716350.

Almost surely, 2^53730772 is an apocalyptic number.

It is an amenable number.

53730772 is a deficient number, since it is larger than the sum of its proper divisors (40298086).

53730772 is a wasteful number, since it uses less digits than its factorization.

53730772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13432697 (or 13432695 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 34.

The square root of 53730772 is about 7330.1276932943. The cubic root of 53730772 is about 377.3471088241.

The spelling of 53730772 in words is "fifty-three million, seven hundred thirty thousand, seven hundred seventy-two".