272153420 has 96 divisors (see below), whose sum is σ = 721889280. Its totient is φ = 83715840.

The previous prime is 272153419. The next prime is 272153461. The reversal of 272153420 is 24351272.

It is a self number, because there is not a number n which added to its sum of digits gives 272153420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120542 + ... + 122778.

It is an arithmetic number, because the mean of its divisors is an integer number (7519680).

Almost surely, 2^272153420 is an apocalyptic number.

272153420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 272153420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360944640).

272153420 is an abundant number, since it is smaller than the sum of its proper divisors (449735860).

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

272153420 is a wasteful number, since it uses less digits than its factorization.

272153420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343 (or 2341 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 272153420 is about 16497.0730737304. The cubic root of 272153420 is about 648.0441562909.

The spelling of 272153420 in words is "two hundred seventy-two million, one hundred fifty-three thousand, four hundred twenty".