53733225 has 48 divisors (see below), whose sum is σ = 109354112. Its totient is φ = 22671360.

The previous prime is 53733223. The next prime is 53733227. The reversal of 53733225 is 52233735.

It is an interprime number because it is at equal distance from previous prime (53733223) and next prime (53733227).

It is not a de Polignac number, because 53733225 - 2¹ = 53733223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53733192 and 53733201.

It is not an unprimeable number, because it can be changed into a prime (53733223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2889 + ... + 10761.

Almost surely, 2^53733225 is an apocalyptic number.

It is an amenable number.

53733225 is an abundant number, since it is smaller than the sum of its proper divisors (55620887).

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

53733225 is a wasteful number, since it uses less digits than its factorization.

53733225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7906 (or 7901 counting only the distinct ones).

The product of its digits is 18900, while the sum is 30.

The square root of 53733225 is about 7330.2950145270. The cubic root of 53733225 is about 377.3528511472.

The spelling of 53733225 in words is "fifty-three million, seven hundred thirty-three thousand, two hundred twenty-five".