53306280 has 48 divisors (see below), whose sum is σ = 173246580. Its totient is φ = 14214912.

The previous prime is 53306269. The next prime is 53306291. The reversal of 53306280 is 8260335.

53306280 is a `hidden beast` number, since 5 + 3 + 30 + 628 + 0 = 666.

53306280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53306269) and next prime (53306291).

It can be written as a sum of positive squares in 2 ways, for example, as 47858724 + 5447556 = 6918^2 + 2334^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73677 + ... + 74396.

Almost surely, 2^53306280 is an apocalyptic number.

It is an amenable number.

53306280 is an abundant number, since it is smaller than the sum of its proper divisors (119940300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53306280 is a wasteful number, since it uses less digits than its factorization.

53306280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148090 (or 148083 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 53306280 is about 7301.1149833433. The cubic root of 53306280 is about 376.3507553846.

The spelling of 53306280 in words is "fifty-three million, three hundred six thousand, two hundred eighty".