424170396 has 144 divisors (see below), whose sum is σ = 1205917440. Its totient is φ = 125573760.

The previous prime is 424170391. The next prime is 424170413. The reversal of 424170396 is 693071424.

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

It is a self number, because there is not a number n which added to its sum of digits gives 424170396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424170391) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2451766 + ... + 2451938.

Almost surely, 2^424170396 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 424170396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (602958720).

424170396 is an abundant number, since it is smaller than the sum of its proper divisors (781747044).

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

424170396 is a wasteful number, since it uses less digits than its factorization.

424170396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 424170396 is about 20595.3974470026. The cubic root of 424170396 is about 751.3577751123.

It can be divided in two parts, 424 and 170396, that added together give a triangular number (170820 = T₅₈₄).

The spelling of 424170396 in words is "four hundred twenty-four million, one hundred seventy thousand, three hundred ninety-six".