424690272 has 72 divisors (see below), whose sum is σ = 1230544224. Its totient is φ = 138887424.

The previous prime is 424690249. The next prime is 424690283. The reversal of 424690272 is 272096424.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1353 + ... + 29175.

It is an arithmetic number, because the mean of its divisors is an integer number (17090892).

Almost surely, 2^424690272 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 424690272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (615272112).

424690272 is an abundant number, since it is smaller than the sum of its proper divisors (805853952).

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

424690272 is a wasteful number, since it uses less digits than its factorization.

424690272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27892 (or 27881 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 424690272 is about 20608.0147515475. The cubic root of 424690272 is about 751.6646120224.

The spelling of 424690272 in words is "four hundred twenty-four million, six hundred ninety thousand, two hundred seventy-two".