53456650 has 24 divisors (see below), whose sum is σ = 107079084. Its totient is φ = 19737600.

The previous prime is 53456609. The next prime is 53456651. The reversal of 53456650 is 5665435.

It can be written as a sum of positive squares in 6 ways, for example, as 8311689 + 45144961 = 2883^2 + 6719^2 .

It is a super-2 number, since 2×53456650² = 5715226858445000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53456651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40471 + ... + 41770.

Almost surely, 2^53456650 is an apocalyptic number.

53456650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53456650 is an abundant number, since it is smaller than the sum of its proper divisors (53622434).

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

53456650 is a wasteful number, since it uses less digits than its factorization.

53456650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82266 (or 82261 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 53456650 is about 7311.4054736418. The cubic root of 53456650 is about 376.7043018059.

The spelling of 53456650 in words is "fifty-three million, four hundred fifty-six thousand, six hundred fifty".