53269272 has 128 divisors (see below), whose sum is σ = 172800000. Its totient is φ = 15198624.

The previous prime is 53269267. The next prime is 53269273. The reversal of 53269272 is 27296235.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53269273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73729 + ... + 74447.

It is an arithmetic number, because the mean of its divisors is an integer number (1350000).

Almost surely, 2^53269272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53269272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86400000).

53269272 is an abundant number, since it is smaller than the sum of its proper divisors (119530728).

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

53269272 is a wasteful number, since it uses less digits than its factorization.

53269272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755 (or 731 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 53269272 is about 7298.5801358894. The cubic root of 53269272 is about 376.2636411135.

The spelling of 53269272 in words is "fifty-three million, two hundred sixty-nine thousand, two hundred seventy-two".