53673650 has 24 divisors (see below), whose sum is σ = 100148724. Its totient is φ = 21401600.

The previous prime is 53673637. The next prime is 53673673. The reversal of 53673650 is 5637635.

It can be written as a sum of positive squares in 6 ways, for example, as 33790969 + 19882681 = 5813^2 + 4459^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53673650.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16130 + ... + 19170.

Almost surely, 2^53673650 is an apocalyptic number.

53673650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53673650 is a deficient number, since it is larger than the sum of its proper divisors (46475074).

53673650 is a wasteful number, since it uses less digits than its factorization.

53673650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3406 (or 3401 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 35.

The square root of 53673650 is about 7326.2302721113. The cubic root of 53673650 is about 377.2133402610.

The spelling of 53673650 in words is "fifty-three million, six hundred seventy-three thousand, six hundred fifty".