53000450 has 12 divisors (see below), whose sum is σ = 98580930. Its totient is φ = 21200160.

The previous prime is 53000449. The next prime is 53000461. The reversal of 53000450 is 5400035.

It can be written as a sum of positive squares in 3 ways, for example, as 35200489 + 17799961 = 5933^2 + 4219^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 529955 + ... + 530054.

Almost surely, 2^53000450 is an apocalyptic number.

53000450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53000450 is a deficient number, since it is larger than the sum of its proper divisors (45580480).

53000450 is a wasteful number, since it uses less digits than its factorization.

53000450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060021 (or 1060016 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 53000450 is about 7280.1407953418. The cubic root of 53000450 is about 375.6296385188.

Adding to 53000450 its reverse (5400035), we get a palindrome (58400485).

The spelling of 53000450 in words is "fifty-three million, four hundred fifty", and thus it is an aban number.