53455250 has 16 divisors (see below), whose sum is σ = 100068696. Its totient is φ = 21382000.

The previous prime is 53455247. The next prime is 53455279. The reversal of 53455250 is 5255435.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7879249 + 45576001 = 2807^2 + 6751^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106661 + ... + 107160.

Almost surely, 2^53455250 is an apocalyptic number.

53455250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53455250 is a deficient number, since it is larger than the sum of its proper divisors (46613446).

53455250 is a wasteful number, since it uses less digits than its factorization.

53455250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213838 (or 213828 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 53455250 is about 7311.3097321889. The cubic root of 53455250 is about 376.7010132184.

The spelling of 53455250 in words is "fifty-three million, four hundred fifty-five thousand, two hundred fifty".