53225450 has 48 divisors (see below), whose sum is σ = 106707456. Its totient is φ = 19694400.

The previous prime is 53225449. The next prime is 53225461. The reversal of 53225450 is 5452235.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34904 + ... + 36396.

It is an arithmetic number, because the mean of its divisors is an integer number (2223072).

Almost surely, 2^53225450 is an apocalyptic number.

53225450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53225450 is an abundant number, since it is smaller than the sum of its proper divisors (53482006).

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

53225450 is a wasteful number, since it uses less digits than its factorization.

53225450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559 (or 1554 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 53225450 is about 7295.5774274556. The cubic root of 53225450 is about 376.1604349674.

Adding to 53225450 its reverse (5452235), we get a palindrome (58677685).

The spelling of 53225450 in words is "fifty-three million, two hundred twenty-five thousand, four hundred fifty".